From cee4fd2712a3db21f432bdff14e59aed160453b2 Mon Sep 17 00:00:00 2001 From: Kalle Valo Date: Fri, 12 Jun 2009 14:16:20 +0300 Subject: [PATCH] wl12xx: protect wl12xx_op_set_rts_threshold() The function doesn't lock the mutex before sending the acx. Signed-off-by: Kalle Valo Reviewed-by: Vidhya Govindan Signed-off-by: Luciano Coelho Signed-off-by: John W. Linville --- drivers/net/wireless/wl12xx/main.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/net/wireless/wl12xx/main.c b/drivers/net/wireless/wl12xx/main.c index 8feba36ff48d..7ec174992787 100644 --- a/drivers/net/wireless/wl12xx/main.c +++ b/drivers/net/wireless/wl12xx/main.c @@ -957,11 +957,15 @@ static int wl12xx_op_set_rts_threshold(struct ieee80211_hw *hw, u32 value) struct wl12xx *wl = hw->priv; int ret; + mutex_lock(&wl->mutex); + ret = wl12xx_acx_rts_threshold(wl, (u16) value); if (ret < 0) wl12xx_warning("wl12xx_op_set_rts_threshold failed: %d", ret); + mutex_unlock(&wl->mutex); + return ret; } -- 2.34.1