net: manual clean code which call skb_put_[data:zero]
Signed-off-by: yuan linyu <Linyu.Yuan@alcatel-sbell.com.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/isdn/hysdn/hycapi.c b/drivers/isdn/hysdn/hycapi.c
index 87119b5..eac0f51 100644
--- a/drivers/isdn/hysdn/hycapi.c
+++ b/drivers/isdn/hysdn/hycapi.c
@@ -173,8 +173,8 @@
}
skb_put_data(skb, &len, sizeof(__u16));
skb_put_data(skb, &appl, sizeof(__u16));
- memcpy(skb_put(skb, sizeof(__u8)), &_command, sizeof(_command));
- memcpy(skb_put(skb, sizeof(__u8)), &_subcommand, sizeof(_subcommand));
+ skb_put_data(skb, &_command, sizeof(__u8));
+ skb_put_data(skb, &_subcommand, sizeof(__u8));
skb_put_data(skb, &MessageNumber, sizeof(__u16));
skb_put_data(skb, &MessageBufferSize, sizeof(__u16));
skb_put_data(skb, &(rp->level3cnt), sizeof(__u16));
@@ -281,8 +281,8 @@
}
skb_put_data(skb, &len, sizeof(__u16));
skb_put_data(skb, &appl, sizeof(__u16));
- memcpy(skb_put(skb, sizeof(__u8)), &_command, sizeof(_command));
- memcpy(skb_put(skb, sizeof(__u8)), &_subcommand, sizeof(_subcommand));
+ skb_put_data(skb, &_command, sizeof(__u8));
+ skb_put_data(skb, &_subcommand, sizeof(__u8));
skb_put_data(skb, &MessageNumber, sizeof(__u16));
hycapi_send_message(ctrl, skb);
hycapi_applications[appl - 1].ctrl_mask &= ~(1 << (ctrl->cnr - 1));
diff --git a/drivers/isdn/i4l/isdn_bsdcomp.c b/drivers/isdn/i4l/isdn_bsdcomp.c
index 3035210..5b64a13 100644
--- a/drivers/isdn/i4l/isdn_bsdcomp.c
+++ b/drivers/isdn/i4l/isdn_bsdcomp.c
@@ -472,7 +472,7 @@
accm |= ((ent) << bitno); \
do { \
if (skb_out && skb_tailroom(skb_out) > 0) \
- *(u8 *)skb_put(skb_out, 1) = (u8)(accm >> 24); \
+ skb_put(skb_out, (u8)(accm >> 24)); \
accm <<= 8; \
bitno += 8; \
} while (bitno <= 24); \
diff --git a/drivers/isdn/i4l/isdn_ppp.c b/drivers/isdn/i4l/isdn_ppp.c
index b7e3f1c..88e5a02 100644
--- a/drivers/isdn/i4l/isdn_ppp.c
+++ b/drivers/isdn/i4l/isdn_ppp.c
@@ -2258,7 +2258,7 @@
/* Now stuff remaining bytes */
if (len) {
- p = skb_put_data(skb, data, len);
+ skb_put_data(skb, data, len);
}
/* skb is now ready for xmit */
diff --git a/drivers/net/bonding/bond_alb.c b/drivers/net/bonding/bond_alb.c
index b796db7..c02cc81 100644
--- a/drivers/net/bonding/bond_alb.c
+++ b/drivers/net/bonding/bond_alb.c
@@ -925,7 +925,6 @@
struct learning_pkt pkt;
struct sk_buff *skb;
int size = sizeof(struct learning_pkt);
- char *data;
memset(&pkt, 0, size);
ether_addr_copy(pkt.mac_dst, mac_addr);
@@ -936,7 +935,7 @@
if (!skb)
return;
- data = skb_put_data(skb, &pkt, size);
+ skb_put_data(skb, &pkt, size);
skb_reset_mac_header(skb);
skb->network_header = skb->mac_header + ETH_HLEN;
diff --git a/drivers/net/caif/caif_hsi.c b/drivers/net/caif/caif_hsi.c
index 4534326..11ba6e3 100644
--- a/drivers/net/caif/caif_hsi.c
+++ b/drivers/net/caif/caif_hsi.c
@@ -426,7 +426,6 @@
/* Check for embedded CAIF frame. */
if (desc->offset) {
struct sk_buff *skb;
- u8 *dst = NULL;
int len = 0;
pfrm = ((u8 *)desc) + desc->offset;
@@ -454,7 +453,7 @@
}
caif_assert(skb != NULL);
- dst = skb_put_data(skb, pfrm, len);
+ skb_put_data(skb, pfrm, len);
skb->protocol = htons(ETH_P_CAIF);
skb_reset_mac_header(skb);
@@ -555,7 +554,6 @@
/* Parse payload. */
while (nfrms < CFHSI_MAX_PKTS && *plen) {
struct sk_buff *skb;
- u8 *dst = NULL;
u8 *pcffrm = NULL;
int len;
@@ -584,7 +582,7 @@
}
caif_assert(skb != NULL);
- dst = skb_put_data(skb, pcffrm, len);
+ skb_put_data(skb, pcffrm, len);
skb->protocol = htons(ETH_P_CAIF);
skb_reset_mac_header(skb);
diff --git a/drivers/net/caif/caif_serial.c b/drivers/net/caif/caif_serial.c
index 5c57be2..709838e 100644
--- a/drivers/net/caif/caif_serial.c
+++ b/drivers/net/caif/caif_serial.c
@@ -171,7 +171,6 @@
struct sk_buff *skb = NULL;
struct ser_device *ser;
int ret;
- u8 *p;
ser = tty->disc_data;
@@ -198,7 +197,7 @@
skb = netdev_alloc_skb(ser->dev, count+1);
if (skb == NULL)
return;
- p = skb_put_data(skb, data, count);
+ skb_put_data(skb, data, count);
skb->protocol = htons(ETH_P_CAIF);
skb_reset_mac_header(skb);
diff --git a/drivers/net/caif/caif_spi.c b/drivers/net/caif/caif_spi.c
index 24a5f5c..207cb84 100644
--- a/drivers/net/caif/caif_spi.c
+++ b/drivers/net/caif/caif_spi.c
@@ -526,7 +526,6 @@
struct sk_buff *skb = NULL;
int spad = 0;
int epad = 0;
- u8 *dst = NULL;
int pkt_len = 0;
/*
@@ -548,7 +547,7 @@
skb = netdev_alloc_skb(cfspi->ndev, pkt_len + 1);
caif_assert(skb != NULL);
- dst = skb_put_data(skb, src, pkt_len);
+ skb_put_data(skb, src, pkt_len);
src += pkt_len;
skb->protocol = htons(ETH_P_CAIF);
diff --git a/drivers/net/ethernet/nxp/lpc_eth.c b/drivers/net/ethernet/nxp/lpc_eth.c
index 828bfd9..08381ef 100644
--- a/drivers/net/ethernet/nxp/lpc_eth.c
+++ b/drivers/net/ethernet/nxp/lpc_eth.c
@@ -919,7 +919,6 @@
struct sk_buff *skb;
u32 rxconsidx, len, ethst;
struct rx_status_t *prxstat;
- u8 *prdbuf;
int rx_done = 0;
/* Get the current RX buffer indexes */
@@ -960,9 +959,9 @@
ndev->stats.rx_dropped++;
} else {
/* Copy packet from buffer */
- prdbuf = skb_put_data(skb,
- pldat->rx_buff_v + rxconsidx * ENET_MAXF_SIZE,
- len);
+ skb_put_data(skb,
+ pldat->rx_buff_v + rxconsidx * ENET_MAXF_SIZE,
+ len);
/* Pass to upper layer */
skb->protocol = eth_type_trans(skb, ndev);
diff --git a/drivers/net/ethernet/packetengines/hamachi.c b/drivers/net/ethernet/packetengines/hamachi.c
index 8b026db..482b85e 100644
--- a/drivers/net/ethernet/packetengines/hamachi.c
+++ b/drivers/net/ethernet/packetengines/hamachi.c
@@ -1495,8 +1495,8 @@
hmp->rx_skbuff[entry]->data, pkt_len);
skb_put(skb, pkt_len);
#else
- memcpy(skb_put(skb, pkt_len), hmp->rx_ring_dma
- + entry*sizeof(*desc), pkt_len);
+ skb_put_data(skb, hmp->rx_ring_dma
+ + entry*sizeof(*desc), pkt_len);
#endif
pci_dma_sync_single_for_device(hmp->pci_dev,
leXX_to_cpu(hmp->rx_ring[entry].addr),
diff --git a/drivers/net/ppp/ppp_synctty.c b/drivers/net/ppp/ppp_synctty.c
index ef08590..7868c29 100644
--- a/drivers/net/ppp/ppp_synctty.c
+++ b/drivers/net/ppp/ppp_synctty.c
@@ -697,7 +697,7 @@
goto err;
}
- p = skb_put_data(skb, buf, count);
+ skb_put_data(skb, buf, count);
/* strip address/control field if present */
p = skb->data;
diff --git a/drivers/net/usb/asix_common.c b/drivers/net/usb/asix_common.c
index 90facc5..7847436 100644
--- a/drivers/net/usb/asix_common.c
+++ b/drivers/net/usb/asix_common.c
@@ -113,7 +113,6 @@
while (offset + sizeof(u16) <= skb->len) {
u16 copy_length;
- unsigned char *data;
if (!rx->remaining) {
if (skb->len - offset == sizeof(u16)) {
@@ -167,8 +166,8 @@
}
if (rx->ax_skb) {
- data = skb_put_data(rx->ax_skb, skb->data + offset,
- copy_length);
+ skb_put_data(rx->ax_skb, skb->data + offset,
+ copy_length);
if (!rx->remaining)
usbnet_skb_return(dev, rx->ax_skb);
}
diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c
index 908ada4..d7a3379 100644
--- a/drivers/net/usb/hso.c
+++ b/drivers/net/usb/hso.c
@@ -861,7 +861,6 @@
unsigned short temp_bytes;
unsigned short buffer_offset = 0;
unsigned short frame_len;
- unsigned char *tmp_rx_buf;
/* log if needed */
hso_dbg(0x1, "Rx %d bytes\n", count);
@@ -911,9 +910,9 @@
/* Copy what we got so far. make room for iphdr
* after tail. */
- tmp_rx_buf = skb_put_data(odev->skb_rx_buf,
- (char *)&(odev->rx_ip_hdr),
- sizeof(struct iphdr));
+ skb_put_data(odev->skb_rx_buf,
+ (char *)&(odev->rx_ip_hdr),
+ sizeof(struct iphdr));
/* ETH_HLEN */
odev->rx_buf_size = sizeof(struct iphdr);
@@ -932,9 +931,9 @@
/* Copy the rest of the bytes that are left in the
* buffer into the waiting sk_buf. */
/* Make room for temp_bytes after tail. */
- tmp_rx_buf = skb_put_data(odev->skb_rx_buf,
- ip_pkt + buffer_offset,
- temp_bytes);
+ skb_put_data(odev->skb_rx_buf,
+ ip_pkt + buffer_offset,
+ temp_bytes);
odev->rx_buf_missing -= temp_bytes;
count -= temp_bytes;
diff --git a/drivers/net/wireless/ath/ath9k/wmi.c b/drivers/net/wireless/ath/ath9k/wmi.c
index 85d09fd..64a354f 100644
--- a/drivers/net/wireless/ath/ath9k/wmi.c
+++ b/drivers/net/wireless/ath/ath9k/wmi.c
@@ -298,7 +298,6 @@
u16 headroom = sizeof(struct htc_frame_hdr) +
sizeof(struct wmi_cmd_hdr);
struct sk_buff *skb;
- u8 *data;
unsigned long time_left;
int ret = 0;
@@ -312,7 +311,7 @@
skb_reserve(skb, headroom);
if (cmd_len != 0 && cmd_buf != NULL) {
- data = skb_put_data(skb, cmd_buf, cmd_len);
+ skb_put_data(skb, cmd_buf, cmd_len);
}
mutex_lock(&wmi->op_mutex);
diff --git a/drivers/net/wireless/marvell/libertas/if_sdio.c b/drivers/net/wireless/marvell/libertas/if_sdio.c
index a9e2b06..2300e79 100644
--- a/drivers/net/wireless/marvell/libertas/if_sdio.c
+++ b/drivers/net/wireless/marvell/libertas/if_sdio.c
@@ -239,7 +239,6 @@
{
int ret;
struct sk_buff *skb;
- char *data;
if (size > MRVDRV_ETH_RX_PACKET_BUFFER_SIZE) {
lbs_deb_sdio("response packet too large (%d bytes)\n",
@@ -256,7 +255,7 @@
skb_reserve(skb, NET_IP_ALIGN);
- data = skb_put_data(skb, buffer, size);
+ skb_put_data(skb, buffer, size);
lbs_process_rxed_packet(card->priv, skb);
diff --git a/drivers/net/wireless/quantenna/qtnfmac/qlink_util.h b/drivers/net/wireless/quantenna/qtnfmac/qlink_util.h
index f6ac399..90d7d09 100644
--- a/drivers/net/wireless/quantenna/qtnfmac/qlink_util.h
+++ b/drivers/net/wireless/quantenna/qtnfmac/qlink_util.h
@@ -33,9 +33,7 @@
static inline void
qtnf_cmd_skb_put_buffer(struct sk_buff *skb, const u8 *buf_src, size_t len)
{
- u8 *buf_dst;
-
- buf_dst = skb_put_data(skb, buf_src, len);
+ skb_put_data(skb, buf_src, len);
}
static inline void qtnf_cmd_skb_put_tlv_arr(struct sk_buff *skb,
diff --git a/drivers/net/wireless/realtek/rtlwifi/pci.c b/drivers/net/wireless/realtek/rtlwifi/pci.c
index 0c1f830..df5f679 100644
--- a/drivers/net/wireless/realtek/rtlwifi/pci.c
+++ b/drivers/net/wireless/realtek/rtlwifi/pci.c
@@ -729,13 +729,12 @@
dev_kfree_skb_any(skb);
} else {
struct sk_buff *uskb = NULL;
- u8 *pdata;
uskb = dev_alloc_skb(skb->len + 128);
if (likely(uskb)) {
memcpy(IEEE80211_SKB_RXCB(uskb), &rx_status,
sizeof(rx_status));
- pdata = skb_put_data(uskb, skb->data, skb->len);
+ skb_put_data(uskb, skb->data, skb->len);
dev_kfree_skb_any(skb);
ieee80211_rx_irqsafe(hw, uskb);
} else {
diff --git a/drivers/net/wireless/rsi/rsi_91x_mgmt.c b/drivers/net/wireless/rsi/rsi_91x_mgmt.c
index 4433cec..a0f0437 100644
--- a/drivers/net/wireless/rsi/rsi_91x_mgmt.c
+++ b/drivers/net/wireless/rsi/rsi_91x_mgmt.c
@@ -389,9 +389,7 @@
struct ieee80211_tx_info *info;
struct skb_info *rx_params;
u8 pad_bytes = msg[4];
- u8 pkt_recv;
struct sk_buff *skb;
- char *buffer;
if (type == RX_DOT11_MGMT) {
if (!adapter->sc_nvifs)
@@ -412,11 +410,9 @@
return -ENOMEM;
}
- buffer = skb_put_data(skb,
- (u8 *)(msg + FRAME_DESC_SZ + pad_bytes),
- msg_len);
-
- pkt_recv = buffer[0];
+ skb_put_data(skb,
+ (u8 *)(msg + FRAME_DESC_SZ + pad_bytes),
+ msg_len);
info = IEEE80211_SKB_CB(skb);
rx_params = (struct skb_info *)info->driver_data;
diff --git a/drivers/net/wireless/ti/wlcore/rx.c b/drivers/net/wireless/ti/wlcore/rx.c
index 53cd6d4..0f15696 100644
--- a/drivers/net/wireless/ti/wlcore/rx.c
+++ b/drivers/net/wireless/ti/wlcore/rx.c
@@ -117,7 +117,6 @@
struct wl1271_rx_descriptor *desc;
struct sk_buff *skb;
struct ieee80211_hdr *hdr;
- u8 *buf;
u8 beacon = 0;
u8 is_data = 0;
u8 reserved = 0, offset_to_data = 0;
@@ -180,7 +179,7 @@
* packets copy the packets in offset of 2 bytes guarantee IP header
* payload aligned to 4 bytes.
*/
- buf = skb_put_data(skb, data + sizeof(*desc), pkt_data_len);
+ skb_put_data(skb, data + sizeof(*desc), pkt_data_len);
if (rx_align == WLCORE_RX_BUF_PADDED)
skb_pull(skb, RX_BUF_ALIGN);
diff --git a/drivers/nfc/pn533/pn533.c b/drivers/nfc/pn533/pn533.c
index c8a8f5b..c05cb63 100644
--- a/drivers/nfc/pn533/pn533.c
+++ b/drivers/nfc/pn533/pn533.c
@@ -1006,7 +1006,7 @@
static struct sk_buff *pn533_alloc_poll_tg_frame(struct pn533 *dev)
{
struct sk_buff *skb;
- u8 *felica, *nfcid3, *gb;
+ u8 *felica, *nfcid3;
u8 *gbytes = dev->gb;
size_t gbytes_len = dev->gb_len;
@@ -1048,7 +1048,7 @@
/* General bytes */
skb_put_u8(skb, gbytes_len);
- gb = skb_put_data(skb, gbytes, gbytes_len);
+ skb_put_data(skb, gbytes, gbytes_len);
/* Len Tk */
skb_put_u8(skb, 0);
diff --git a/drivers/staging/rtl8188eu/core/rtw_recv.c b/drivers/staging/rtl8188eu/core/rtw_recv.c
index 14173cf..afb9dad 100644
--- a/drivers/staging/rtl8188eu/core/rtw_recv.c
+++ b/drivers/staging/rtl8188eu/core/rtw_recv.c
@@ -1510,7 +1510,6 @@
u8 nr_subframes, i;
unsigned char *pdata;
struct rx_pkt_attrib *pattrib;
- unsigned char *data_ptr;
struct sk_buff *sub_skb, *subframes[MAX_SUBFRAME_COUNT];
struct recv_priv *precvpriv = &padapter->recvpriv;
struct __queue *pfree_recv_queue = &(precvpriv->free_recv_queue);
@@ -1544,8 +1543,7 @@
sub_skb = dev_alloc_skb(nSubframe_Length + 12);
if (sub_skb) {
skb_reserve(sub_skb, 12);
- data_ptr = skb_put_data(sub_skb, pdata,
- nSubframe_Length);
+ skb_put_data(sub_skb, pdata, nSubframe_Length);
} else {
sub_skb = skb_clone(prframe->pkt, GFP_ATOMIC);
if (sub_skb) {
diff --git a/drivers/staging/rtl8192e/rtllib_rx.c b/drivers/staging/rtl8192e/rtllib_rx.c
index bae98ca..03a81ba 100644
--- a/drivers/staging/rtl8192e/rtllib_rx.c
+++ b/drivers/staging/rtl8192e/rtllib_rx.c
@@ -782,7 +782,6 @@
u8 nPadding_Length = 0;
u16 SeqNum = 0;
struct sk_buff *sub_skb;
- u8 *data_ptr;
/* just for debug purpose */
SeqNum = WLAN_GET_SEQ_SEQ(le16_to_cpu(hdr->seq_ctl));
if ((RTLLIB_QOS_HAS_SEQ(fc)) &&
@@ -817,7 +816,7 @@
if (!sub_skb)
return 0;
skb_reserve(sub_skb, 12);
- data_ptr = skb_put_data(sub_skb, skb->data, skb->len);
+ skb_put_data(sub_skb, skb->data, skb->len);
sub_skb->dev = ieee->dev;
rxb->subframes[0] = sub_skb;
@@ -869,7 +868,7 @@
if (!sub_skb)
return 0;
skb_reserve(sub_skb, 12);
- data_ptr = skb_put_data(sub_skb, skb->data, nSubframe_Length);
+ skb_put_data(sub_skb, skb->data, nSubframe_Length);
sub_skb->dev = ieee->dev;
rxb->subframes[rxb->nr_subframes++] = sub_skb;
diff --git a/drivers/staging/rtl8192e/rtllib_softmac.c b/drivers/staging/rtl8192e/rtllib_softmac.c
index 5f2751d..09d2c86 100644
--- a/drivers/staging/rtl8192e/rtllib_softmac.c
+++ b/drivers/staging/rtl8192e/rtllib_softmac.c
@@ -1264,7 +1264,7 @@
hdr->info_element[0].id = MFIE_TYPE_SSID;
hdr->info_element[0].len = beacon->ssid_len;
- tag = skb_put_data(skb, beacon->ssid, beacon->ssid_len);
+ skb_put_data(skb, beacon->ssid, beacon->ssid_len);
tag = skb_put(skb, rate_len);
@@ -1340,7 +1340,7 @@
}
if (wpa_ie_len) {
- tag = skb_put_data(skb, ieee->wpa_ie, ieee->wpa_ie_len);
+ skb_put_data(skb, ieee->wpa_ie, ieee->wpa_ie_len);
if (PMKCacheIdx >= 0) {
tag = skb_put(skb, 18);
@@ -1356,12 +1356,13 @@
}
if (wps_ie_len && ieee->wps_ie) {
- tag = skb_put_data(skb, ieee->wps_ie, wps_ie_len);
+ skb_put_data(skb, ieee->wps_ie, wps_ie_len);
}
- tag = skb_put(skb, turbo_info_len);
- if (turbo_info_len)
+ if (turbo_info_len) {
+ tag = skb_put(skb, turbo_info_len);
rtllib_TURBO_Info(ieee, &tag);
+ }
if (ieee->pHTInfo->bCurrentHTSupport && ieee->pHTInfo->bEnableHT) {
if (ieee->pHTInfo->ePeerHTSpecVer == HT_SPEC_VER_EWC) {
diff --git a/drivers/staging/rtl8192u/ieee80211/ieee80211_rx.c b/drivers/staging/rtl8192u/ieee80211/ieee80211_rx.c
index c0e2f71..a4aedb4 100644
--- a/drivers/staging/rtl8192u/ieee80211/ieee80211_rx.c
+++ b/drivers/staging/rtl8192u/ieee80211/ieee80211_rx.c
@@ -780,7 +780,6 @@
u16 SeqNum=0;
struct sk_buff *sub_skb;
- u8 *data_ptr;
/* just for debug purpose */
SeqNum = WLAN_GET_SEQ_SEQ(le16_to_cpu(hdr->seq_ctl));
@@ -848,8 +847,7 @@
if (!sub_skb)
return 0;
skb_reserve(sub_skb, 12);
- data_ptr = skb_put_data(sub_skb, skb->data,
- nSubframe_Length);
+ skb_put_data(sub_skb, skb->data, nSubframe_Length);
#endif
rxb->subframes[rxb->nr_subframes++] = sub_skb;
if (rxb->nr_subframes >= MAX_SUBFRAME_COUNT) {
diff --git a/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c b/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c
index 1070691..fe6f38b 100644
--- a/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c
+++ b/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c
@@ -1112,7 +1112,7 @@
hdr->info_element[0].id = MFIE_TYPE_SSID;
hdr->info_element[0].len = beacon->ssid_len;
- tag = skb_put_data(skb, beacon->ssid, beacon->ssid_len);
+ skb_put_data(skb, beacon->ssid, beacon->ssid_len);
tag = skb_put(skb, rate_len);
@@ -1184,18 +1184,17 @@
//choose what wpa_supplicant gives to associate.
- tag = skb_put(skb, wpa_ie_len);
if (wpa_ie_len) {
- memcpy(tag, ieee->wpa_ie, ieee->wpa_ie_len);
+ skb_put_data(skb, ieee->wpa_ie, wpa_ie_len);
}
- tag = skb_put(skb, wmm_info_len);
if (wmm_info_len) {
- ieee80211_WMM_Info(ieee, &tag);
+ tag = skb_put(skb, wmm_info_len);
+ ieee80211_WMM_Info(ieee, &tag);
}
#ifdef THOMAS_TURBO
- tag = skb_put(skb, turbo_info_len);
if (turbo_info_len) {
+ tag = skb_put(skb, turbo_info_len);
ieee80211_TURBO_Info(ieee, &tag);
}
#endif
diff --git a/drivers/staging/rtl8192u/r819xU_cmdpkt.c b/drivers/staging/rtl8192u/r819xU_cmdpkt.c
index c3cf01c..87ab3ba 100644
--- a/drivers/staging/rtl8192u/r819xU_cmdpkt.c
+++ b/drivers/staging/rtl8192u/r819xU_cmdpkt.c
@@ -31,7 +31,6 @@
struct r8192_priv *priv = ieee80211_priv(dev);
struct sk_buff *skb;
struct cb_desc *tcb_desc;
- unsigned char *ptr_buf;
/* Get TCB and local buffer from common pool.
* (It is shared by CmdQ, MgntQ, and USB coalesce DataQ)
@@ -45,7 +44,7 @@
tcb_desc->bCmdOrInit = DESC_PACKET_TYPE_NORMAL;
tcb_desc->bLastIniPkt = 0;
skb_reserve(skb, USB_HWDESC_HEADER_LEN);
- ptr_buf = skb_put_data(skb, pData, DataLen);
+ skb_put_data(skb, pData, DataLen);
tcb_desc->txbuf_size = (u16)DataLen;
if (!priv->ieee80211->check_nic_enough_desc(dev, tcb_desc->queue_index) ||
diff --git a/drivers/staging/rtl8712/rtl8712_recv.c b/drivers/staging/rtl8712/rtl8712_recv.c
index f96c558..ea3eb94 100644
--- a/drivers/staging/rtl8712/rtl8712_recv.c
+++ b/drivers/staging/rtl8712/rtl8712_recv.c
@@ -340,7 +340,7 @@
int a_len, padding_len;
u16 eth_type, nSubframe_Length;
u8 nr_subframes, i;
- unsigned char *data_ptr, *pdata;
+ unsigned char *pdata;
struct rx_pkt_attrib *pattrib;
_pkt *sub_skb, *subframes[MAX_SUBFRAME_COUNT];
struct recv_priv *precvpriv = &padapter->recvpriv;
@@ -372,7 +372,7 @@
if (!sub_skb)
break;
skb_reserve(sub_skb, 12);
- data_ptr = skb_put_data(sub_skb, pdata, nSubframe_Length);
+ skb_put_data(sub_skb, pdata, nSubframe_Length);
subframes[nr_subframes++] = sub_skb;
if (nr_subframes >= MAX_SUBFRAME_COUNT) {
netdev_warn(padapter->pnetdev, "r8712u: ParseSubframe(): Too many Subframes! Packets dropped!\n");
diff --git a/drivers/staging/rtl8723bs/os_dep/recv_linux.c b/drivers/staging/rtl8723bs/os_dep/recv_linux.c
index 1a6443d..f42e000 100644
--- a/drivers/staging/rtl8723bs/os_dep/recv_linux.c
+++ b/drivers/staging/rtl8723bs/os_dep/recv_linux.c
@@ -72,7 +72,6 @@
_pkt *rtw_os_alloc_msdu_pkt(union recv_frame *prframe, u16 nSubframe_Length, u8 *pdata)
{
u16 eth_type;
- u8 *data_ptr;
_pkt *sub_skb;
struct rx_pkt_attrib *pattrib;
@@ -82,8 +81,7 @@
if (sub_skb)
{
skb_reserve(sub_skb, 12);
- data_ptr = skb_put_data(sub_skb, (pdata + ETH_HLEN),
- nSubframe_Length);
+ skb_put_data(sub_skb, (pdata + ETH_HLEN), nSubframe_Length);
}
else
{
diff --git a/drivers/staging/wlan-ng/hfa384x_usb.c b/drivers/staging/wlan-ng/hfa384x_usb.c
index 1de67f2..83ea8ab 100644
--- a/drivers/staging/wlan-ng/hfa384x_usb.c
+++ b/drivers/staging/wlan-ng/hfa384x_usb.c
@@ -3530,7 +3530,7 @@
/* Copy the 802.11 header to the skb
* (ctl frames may be less than a full header)
*/
- datap = skb_put_data(skb, &rxdesc->frame_control, hdrlen);
+ skb_put_data(skb, &rxdesc->frame_control, hdrlen);
/* If any, copy the data from the card to the skb */
if (datalen > 0) {
diff --git a/drivers/usb/gadget/function/f_ncm.c b/drivers/usb/gadget/function/f_ncm.c
index a9c28c7..24e34cf 100644
--- a/drivers/usb/gadget/function/f_ncm.c
+++ b/drivers/usb/gadget/function/f_ncm.c
@@ -1004,16 +1004,15 @@
}
/* Insert NDP alignment. */
- ntb_iter = skb_put_zero(skb2, ndp_pad);
+ skb_put_zero(skb2, ndp_pad);
/* Copy NTB across. */
- ntb_iter = skb_put_data(skb2, ncm->skb_tx_ndp->data,
- ncm->skb_tx_ndp->len);
+ skb_put_data(skb2, ncm->skb_tx_ndp->data, ncm->skb_tx_ndp->len);
dev_consume_skb_any(ncm->skb_tx_ndp);
ncm->skb_tx_ndp = NULL;
/* Insert zero'd datagram. */
- ntb_iter = skb_put_zero(skb2, dgram_idx_len);
+ skb_put_zero(skb2, dgram_idx_len);
return skb2;
}
@@ -1127,8 +1126,8 @@
ncm->ndp_dgram_count++;
/* Add the new data to the skb */
- ntb_data = skb_put_zero(ncm->skb_tx_data, dgram_pad);
- ntb_data = skb_put_data(ncm->skb_tx_data, skb->data, skb->len);
+ skb_put_zero(ncm->skb_tx_data, dgram_pad);
+ skb_put_data(ncm->skb_tx_data, skb->data, skb->len);
dev_consume_skb_any(skb);
skb = NULL;
diff --git a/lib/nlattr.c b/lib/nlattr.c
index a0c738a..fb52435 100644
--- a/lib/nlattr.c
+++ b/lib/nlattr.c
@@ -398,11 +398,7 @@
*/
void *__nla_reserve_nohdr(struct sk_buff *skb, int attrlen)
{
- void *start;
-
- start = skb_put_zero(skb, NLA_ALIGN(attrlen));
-
- return start;
+ return skb_put_zero(skb, NLA_ALIGN(attrlen));
}
EXPORT_SYMBOL(__nla_reserve_nohdr);
diff --git a/net/bridge/netfilter/nft_reject_bridge.c b/net/bridge/netfilter/nft_reject_bridge.c
index a05775a..eaf05de 100644
--- a/net/bridge/netfilter/nft_reject_bridge.c
+++ b/net/bridge/netfilter/nft_reject_bridge.c
@@ -107,7 +107,6 @@
struct iphdr *niph;
struct icmphdr *icmph;
unsigned int len;
- void *payload;
__wsum csum;
u8 proto;
@@ -151,7 +150,7 @@
icmph->type = ICMP_DEST_UNREACH;
icmph->code = code;
- payload = skb_put_data(nskb, skb_network_header(oldskb), len);
+ skb_put_data(nskb, skb_network_header(oldskb), len);
csum = csum_partial((void *)icmph, len + sizeof(struct icmphdr), 0);
icmph->checksum = csum_fold(csum);
@@ -247,7 +246,6 @@
struct ipv6hdr *nip6h;
struct icmp6hdr *icmp6h;
unsigned int len;
- void *payload;
if (!nft_bridge_ip6hdr_validate(oldskb))
return;
@@ -277,7 +275,7 @@
icmp6h->icmp6_type = ICMPV6_DEST_UNREACH;
icmp6h->icmp6_code = code;
- payload = skb_put_data(nskb, skb_network_header(oldskb), len);
+ skb_put_data(nskb, skb_network_header(oldskb), len);
nip6h->payload_len = htons(nskb->len - sizeof(struct ipv6hdr));
icmp6h->icmp6_cksum =
diff --git a/net/dsa/tag_trailer.c b/net/dsa/tag_trailer.c
index 172f131..b09e562 100644
--- a/net/dsa/tag_trailer.c
+++ b/net/dsa/tag_trailer.c
@@ -43,8 +43,7 @@
kfree_skb(skb);
if (padlen) {
- u8 *pad = skb_put(nskb, padlen);
- memset(pad, 0, padlen);
+ skb_put_zero(nskb, padlen);
}
trailer = skb_put(nskb, 4);
diff --git a/net/hsr/hsr_device.c b/net/hsr/hsr_device.c
index 0a0a392..4e7bdb2 100644
--- a/net/hsr/hsr_device.c
+++ b/net/hsr/hsr_device.c
@@ -284,12 +284,12 @@
skb_reset_mac_header(skb);
if (hsrVer > 0) {
- hsr_tag = (typeof(hsr_tag)) skb_put(skb, sizeof(struct hsr_tag));
+ hsr_tag = skb_put(skb, sizeof(struct hsr_tag));
hsr_tag->encap_proto = htons(ETH_P_PRP);
set_hsr_tag_LSDU_size(hsr_tag, HSR_V1_SUP_LSDUSIZE);
}
- hsr_stag = (typeof(hsr_stag)) skb_put(skb, sizeof(struct hsr_sup_tag));
+ hsr_stag = skb_put(skb, sizeof(struct hsr_sup_tag));
set_hsr_stag_path(hsr_stag, (hsrVer ? 0x0 : 0xf));
set_hsr_stag_HSR_Ver(hsr_stag, hsrVer);
@@ -311,7 +311,7 @@
hsr_stag->HSR_TLV_Length = hsrVer ? sizeof(struct hsr_sup_payload) : 12;
/* Payload: MacAddressA */
- hsr_sp = (typeof(hsr_sp)) skb_put(skb, sizeof(struct hsr_sup_payload));
+ hsr_sp = skb_put(skb, sizeof(struct hsr_sup_payload));
ether_addr_copy(hsr_sp->MacAddressA, master->dev->dev_addr);
skb_put_padto(skb, ETH_ZLEN + HSR_HLEN);
diff --git a/net/irda/irlap_frame.c b/net/irda/irlap_frame.c
index 82e71e5..debda3d 100644
--- a/net/irda/irlap_frame.c
+++ b/net/irda/irlap_frame.c
@@ -392,7 +392,7 @@
info[0] = discovery->data.charset;
len = IRDA_MIN(discovery->name_len, skb_tailroom(tx_skb));
- info = skb_put_data(tx_skb, discovery->data.info, len);
+ skb_put_data(tx_skb, discovery->data.info, len);
}
irlap_queue_xmit(self, tx_skb);
}
@@ -1194,7 +1194,6 @@
{
struct sk_buff *tx_skb;
struct test_frame *frame;
- __u8 *info;
tx_skb = alloc_skb(cmd->len + sizeof(struct test_frame), GFP_ATOMIC);
if (!tx_skb)
@@ -1214,7 +1213,7 @@
frame->control = TEST_RSP | PF_BIT;
/* Copy info */
- info = skb_put_data(tx_skb, cmd->data, cmd->len);
+ skb_put_data(tx_skb, cmd->data, cmd->len);
/* Return to sender */
irlap_wait_min_turn_around(self, &self->qos_tx);
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 7be7917..b588e59 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -796,8 +796,7 @@
after_ric,
ARRAY_SIZE(after_ric),
offset);
- pos = skb_put_data(skb, assoc_data->ie + offset,
- noffset - offset);
+ skb_put_data(skb, assoc_data->ie + offset, noffset - offset);
offset = noffset;
}
@@ -834,8 +833,7 @@
noffset = ieee80211_ie_split(assoc_data->ie, assoc_data->ie_len,
before_vht, ARRAY_SIZE(before_vht),
offset);
- pos = skb_put_data(skb, assoc_data->ie + offset,
- noffset - offset);
+ skb_put_data(skb, assoc_data->ie + offset, noffset - offset);
offset = noffset;
}
@@ -848,8 +846,7 @@
noffset = ieee80211_ie_split_vendor(assoc_data->ie,
assoc_data->ie_len,
offset);
- pos = skb_put_data(skb, assoc_data->ie + offset,
- noffset - offset);
+ skb_put_data(skb, assoc_data->ie + offset, noffset - offset);
offset = noffset;
}
@@ -868,8 +865,7 @@
/* add any remaining custom (i.e. vendor specific here) IEs */
if (assoc_data->ie_len) {
noffset = assoc_data->ie_len;
- pos = skb_put_data(skb, assoc_data->ie + offset,
- noffset - offset);
+ skb_put_data(skb, assoc_data->ie + offset, noffset - offset);
}
if (assoc_data->fils_kek_len &&
diff --git a/net/mac80211/tdls.c b/net/mac80211/tdls.c
index 709ef02..91093d4 100644
--- a/net/mac80211/tdls.c
+++ b/net/mac80211/tdls.c
@@ -388,7 +388,7 @@
before_ext_cap,
ARRAY_SIZE(before_ext_cap),
offset);
- pos = skb_put_data(skb, extra_ies + offset, noffset - offset);
+ skb_put_data(skb, extra_ies + offset, noffset - offset);
offset = noffset;
}
@@ -417,7 +417,7 @@
before_ht_cap,
ARRAY_SIZE(before_ht_cap),
offset);
- pos = skb_put_data(skb, extra_ies + offset, noffset - offset);
+ skb_put_data(skb, extra_ies + offset, noffset - offset);
offset = noffset;
}
@@ -488,7 +488,7 @@
before_vht_cap,
ARRAY_SIZE(before_vht_cap),
offset);
- pos = skb_put_data(skb, extra_ies + offset, noffset - offset);
+ skb_put_data(skb, extra_ies + offset, noffset - offset);
offset = noffset;
}
@@ -529,7 +529,7 @@
/* add any remaining IEs */
if (extra_ies_len) {
noffset = extra_ies_len;
- pos = skb_put_data(skb, extra_ies + offset, noffset - offset);
+ skb_put_data(skb, extra_ies + offset, noffset - offset);
}
}
@@ -571,7 +571,7 @@
before_qos,
ARRAY_SIZE(before_qos),
offset);
- pos = skb_put_data(skb, extra_ies + offset, noffset - offset);
+ skb_put_data(skb, extra_ies + offset, noffset - offset);
offset = noffset;
}
@@ -591,7 +591,7 @@
before_ht_op,
ARRAY_SIZE(before_ht_op),
offset);
- pos = skb_put_data(skb, extra_ies + offset, noffset - offset);
+ skb_put_data(skb, extra_ies + offset, noffset - offset);
offset = noffset;
}
@@ -632,7 +632,7 @@
/* add any remaining IEs */
if (extra_ies_len) {
noffset = extra_ies_len;
- pos = skb_put_data(skb, extra_ies + offset, noffset - offset);
+ skb_put_data(skb, extra_ies + offset, noffset - offset);
}
}
@@ -645,7 +645,6 @@
{
struct ieee80211_tdls_data *tf;
size_t offset = 0, noffset;
- u8 *pos;
if (WARN_ON_ONCE(!chandef))
return;
@@ -663,7 +662,7 @@
before_lnkie,
ARRAY_SIZE(before_lnkie),
offset);
- pos = skb_put_data(skb, extra_ies + offset, noffset - offset);
+ skb_put_data(skb, extra_ies + offset, noffset - offset);
offset = noffset;
}
@@ -672,7 +671,7 @@
/* add any remaining IEs */
if (extra_ies_len) {
noffset = extra_ies_len;
- pos = skb_put_data(skb, extra_ies + offset, noffset - offset);
+ skb_put_data(skb, extra_ies + offset, noffset - offset);
}
}
diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c
index 2c196b3..4b19679 100644
--- a/net/sctp/sm_make_chunk.c
+++ b/net/sctp/sm_make_chunk.c
@@ -1474,11 +1474,10 @@
void *sctp_addto_chunk(struct sctp_chunk *chunk, int len, const void *data)
{
void *target;
- void *padding;
int chunklen = ntohs(chunk->chunk_hdr->length);
int padlen = SCTP_PAD4(chunklen) - chunklen;
- padding = skb_put_zero(chunk->skb, padlen);
+ skb_put_zero(chunk->skb, padlen);
target = skb_put_data(chunk->skb, data, len);
/* Adjust the chunk length field. */
diff --git a/net/vmw_vsock/virtio_transport_common.c b/net/vmw_vsock/virtio_transport_common.c
index 7d6ee03..edba7ab 100644
--- a/net/vmw_vsock/virtio_transport_common.c
+++ b/net/vmw_vsock/virtio_transport_common.c
@@ -90,7 +90,6 @@
static struct sk_buff *virtio_transport_build_skb(void *opaque)
{
struct virtio_vsock_pkt *pkt = opaque;
- unsigned char *t_hdr, *payload;
struct af_vsockmon_hdr *hdr;
struct sk_buff *skb;
@@ -132,10 +131,10 @@
break;
}
- t_hdr = skb_put_data(skb, &pkt->hdr, sizeof(pkt->hdr));
+ skb_put_data(skb, &pkt->hdr, sizeof(pkt->hdr));
if (pkt->len) {
- payload = skb_put_data(skb, pkt->buf, pkt->len);
+ skb_put_data(skb, pkt->buf, pkt->len);
}
return skb;
diff --git a/net/x25/x25_subr.c b/net/x25/x25_subr.c
index eb466ec..db0b131 100644
--- a/net/x25/x25_subr.c
+++ b/net/x25/x25_subr.c
@@ -188,14 +188,14 @@
*dptr++ = X25_CALL_REQUEST;
len = x25_addr_aton(addresses, &x25->dest_addr,
&x25->source_addr);
- dptr = skb_put_data(skb, addresses, len);
+ skb_put_data(skb, addresses, len);
len = x25_create_facilities(facilities,
&x25->facilities,
&x25->dte_facilities,
x25->neighbour->global_facil_mask);
- dptr = skb_put_data(skb, facilities, len);
- dptr = skb_put_data(skb, x25->calluserdata.cuddata,
- x25->calluserdata.cudlength);
+ skb_put_data(skb, facilities, len);
+ skb_put_data(skb, x25->calluserdata.cuddata,
+ x25->calluserdata.cudlength);
x25->calluserdata.cudlength = 0;
break;
@@ -207,15 +207,15 @@
&x25->facilities,
&x25->dte_facilities,
x25->vc_facil_mask);
- dptr = skb_put_data(skb, facilities, len);
+ skb_put_data(skb, facilities, len);
/* fast select with no restriction on response
allows call user data. Userland must
ensure it is ours and not theirs */
if(x25->facilities.reverse & 0x80) {
- dptr = skb_put_data(skb,
- x25->calluserdata.cuddata,
- x25->calluserdata.cudlength);
+ skb_put_data(skb,
+ x25->calluserdata.cuddata,
+ x25->calluserdata.cudlength);
}
x25->calluserdata.cudlength = 0;
break;