From: Simon Wunderlich <simon.wunderlich@s2003.tu-chemnitz.de>
Date: Wed, 14 Dec 2011 12:33:30 +0000 (+0100)
Subject: mac80211: free skb on error path of ieee80211_ibss_join()
X-Git-Tag: v3.3-rc1~182^2~178^2~48
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=cb71b8d80334add8991862f9fd36dc50874944ce;p=~emulex%2Finfiniband.git

mac80211: free skb on error path of ieee80211_ibss_join()

Our new return also created a memleak. The skb should be freed before
returning an error.

Signed-off-by: Simon Wunderlich <siwu@hrz.tu-chemnitz.de>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c
index 0fc9752face..fe0e91e0b8b 100644
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -995,6 +995,7 @@ int ieee80211_ibss_join(struct ieee80211_sub_if_data *sdata,
 		if (!ieee80211_set_channel_type(sdata->local, sdata,
 					       params->channel_type)) {
 			mutex_unlock(&sdata->u.ibss.mtx);
+			kfree_skb(skb);
 			return -EINVAL;
 		}
 	}