wl1271: Fix ad-hoc mode neighborhood detection
This patch fixes a bug in ad-hoc mode preventing mac80211 from properly
detecting other ad-hoc networks with the same SSID.
Signed-off-by: Juuso Oikarinen <juuso.oikarinen@nokia.com>
Reviewed-by: Kalle Valo <kalle.valo@nokia.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/wl12xx/wl1271_main.c b/drivers/net/wireless/wl12xx/wl1271_main.c
index 5cc778f..81fb02e 100644
--- a/drivers/net/wireless/wl12xx/wl1271_main.c
+++ b/drivers/net/wireless/wl12xx/wl1271_main.c
@@ -1093,7 +1093,7 @@
memcpy(wl->bssid, conf->bssid, ETH_ALEN);
- ret = wl1271_cmd_join(wl);
+ ret = wl1271_cmd_join(wl, wl->bss_type);
if (ret < 0)
goto out_sleep;
@@ -1142,17 +1142,16 @@
static const u8 dummy_bssid[ETH_ALEN] = { 0x0b, 0xad, 0xde,
0xad, 0xbe, 0xef };
- /* the dummy join is not required for ad-hoc */
- if (wl->bss_type == BSS_TYPE_IBSS)
- goto out;
-
/* disable mac filter, so we hear everything */
wl->rx_config &= ~CFG_BSSID_FILTER_EN;
wl->channel = channel;
memcpy(wl->bssid, dummy_bssid, ETH_ALEN);
- ret = wl1271_cmd_join(wl);
+ /* the dummy join is performed always with STATION BSS type to allow
+ also ad-hoc mode to listen to the surroundings without sending any
+ beacons yet. */
+ ret = wl1271_cmd_join(wl, BSS_TYPE_STA_BSS);
if (ret < 0)
goto out;
@@ -1221,7 +1220,7 @@
test_bit(WL1271_FLAG_JOINED, &wl->flags)) {
wl->channel = channel;
/* FIXME: maybe use CMD_CHANNEL_SWITCH for this? */
- ret = wl1271_cmd_join(wl);
+ ret = wl1271_cmd_join(wl, wl->bss_type);
if (ret < 0)
wl1271_warning("cmd join to update channel failed %d",
ret);
@@ -1704,7 +1703,7 @@
}
if (do_join) {
- ret = wl1271_cmd_join(wl);
+ ret = wl1271_cmd_join(wl, wl->bss_type);
if (ret < 0) {
wl1271_warning("cmd join failed %d", ret);
goto out_sleep;