linux-kernel - [PATCH 1/1] Wireless: nl80211, fix lock imbalance

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Message-Id: <1245493871-28817-1-git-send-email-jirislaby@gmail.com>
Date:	Sat, 20 Jun 2009 12:31:11 +0200
From:	Jiri Slaby <jirislaby@...il.com>
To:	johannes@...solutions.net
Cc:	linux-wireless@...r.kernel.org, linville@...driver.com,
	linux-kernel@...r.kernel.org, Jiri Slaby <jirislaby@...il.com>
Subject: [PATCH 1/1] Wireless: nl80211, fix lock imbalance

Don't forget to unlock cfg80211_mutex in one fail path of
nl80211_set_wiphy.

Signed-off-by: Jiri Slaby <jirislaby@...il.com>
---
 net/wireless/nl80211.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 2416856..a62a190 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -447,6 +447,7 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
 
 	rdev = __cfg80211_drv_from_info(info);
 	if (IS_ERR(rdev)) {
+		mutex_unlock(&cfg80211_mutex);
 		result = PTR_ERR(rdev);
 		goto unlock;
 	}
-- 
1.6.3.2

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