mISDN: Use kernel_{send,recv}msg instead of open coding
Reducing the number of direct users of sock_{recv,send}msg.
Modified version to match the latest context.
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Karsten Keil <keil@b1-systems.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/isdn/mISDN/l1oip_core.c b/drivers/isdn/mISDN/l1oip_core.c
index d9cf83b..990e6a7 100644
--- a/drivers/isdn/mISDN/l1oip_core.c
+++ b/drivers/isdn/mISDN/l1oip_core.c
@@ -279,7 +279,6 @@
int multi = 0;
u8 frame[len+32];
struct socket *socket = NULL;
- mm_segment_t oldfs;
if (debug & DEBUG_L1OIP_MSG)
printk(KERN_DEBUG "%s: sending data to socket (len = %d)\n",
@@ -352,10 +351,7 @@
"= %d)\n", __func__, len);
hc->sendiov.iov_base = frame;
hc->sendiov.iov_len = len;
- oldfs = get_fs();
- set_fs(KERNEL_DS);
- len = sock_sendmsg(socket, &hc->sendmsg, len);
- set_fs(oldfs);
+ len = kernel_sendmsg(socket, &hc->sendmsg, &hc->sendiov, 1, len);
/* give socket back */
hc->socket = socket; /* no locking required */
@@ -660,8 +656,6 @@
struct l1oip *hc = (struct l1oip *)data;
int ret = 0;
struct msghdr msg;
- struct iovec iov;
- mm_segment_t oldfs;
struct sockaddr_in sin_rx;
unsigned char *recvbuf;
size_t recvbuf_size = 1500;
@@ -718,16 +712,12 @@
msg.msg_namelen = sizeof(sin_rx);
msg.msg_control = NULL;
msg.msg_controllen = 0;
- msg.msg_iov = &iov;
- msg.msg_iovlen = 1;
/* build send message */
hc->sendmsg.msg_name = &hc->sin_remote;
hc->sendmsg.msg_namelen = sizeof(hc->sin_remote);
hc->sendmsg.msg_control = NULL;
hc->sendmsg.msg_controllen = 0;
- hc->sendmsg.msg_iov = &hc->sendiov;
- hc->sendmsg.msg_iovlen = 1;
/* give away socket */
spin_lock(&hc->socket_lock);
@@ -739,12 +729,12 @@
printk(KERN_DEBUG "%s: socket created and open\n",
__func__);
while (!signal_pending(current)) {
- iov.iov_base = recvbuf;
- iov.iov_len = recvbuf_size;
- oldfs = get_fs();
- set_fs(KERNEL_DS);
- recvlen = sock_recvmsg(socket, &msg, recvbuf_size, 0);
- set_fs(oldfs);
+ struct kvec iov = {
+ .iov_base = recvbuf,
+ .iov_len = sizeof(recvbuf),
+ };
+ recvlen = kernel_recvmsg(socket, &msg, &iov, 1,
+ sizeof(recvbuf), 0);
if (recvlen > 0) {
l1oip_socket_parse(hc, &sin_rx, recvbuf, recvlen);
} else {