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authorWei Yongjun <yongjun_wei@trendmicro.com.cn>2013-02-22 21:32:20 +0800
committerJohn W. Linville <linville@tuxdriver.com>2013-02-22 14:50:47 -0500
commitdc4a787c8f52f9d6e46156953f8014a3353bcbc7 (patch)
treed8b8551f0f18968fb79f4201e79952023fa33e9e
parent48f4d91679c0e0b26747f8adbb18e5212eb6d621 (diff)
downloadtalos-obmc-linux-dc4a787c8f52f9d6e46156953f8014a3353bcbc7.tar.gz
talos-obmc-linux-dc4a787c8f52f9d6e46156953f8014a3353bcbc7.zip
brcmfmac: fix missing unlock on error in brcmf_notify_vif_event()
Add the missing unlock before return from function brcmf_notify_vif_event() in the error handling case. Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn> Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Acked-by: Arend van Spriel <arend@broadcom.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
index cecc3eff72e9..2af9c0f0798d 100644
--- a/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
+++ b/drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c
@@ -4615,8 +4615,10 @@ static s32 brcmf_notify_vif_event(struct brcmf_if *ifp,
switch (ifevent->action) {
case BRCMF_E_IF_ADD:
/* waiting process may have timed out */
- if (!cfg->vif_event.vif)
+ if (!cfg->vif_event.vif) {
+ mutex_unlock(&event->vif_event_lock);
return -EBADF;
+ }
ifp->vif = vif;
vif->ifp = ifp;
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