linux-kernel - [PATCH] sis900: Fix mem leak in sis900

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Message-ID: <alpine.LNX.2.00.1102052139150.12305@swampdragon.chaosbits.net>
Date:	Sat, 5 Feb 2011 21:41:53 +0100 (CET)
From:	Jesper Juhl <jj@...osbits.net>
To:	Daniele Venzano <venza@...wnhat.org>
cc:	netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH] sis900: Fix mem leak in sis900_rx error path

Fix memory leak in error path of sis900_rx(). If we don't do this we'll 
leak the skb we dev_alloc_skb()'ed just a few lines above when the 
variable goes out of scope.

Signed-off-by: Jesper Juhl <jj@...osbits.net>
---
 sis900.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/sis900.c b/drivers/net/sis900.c
index 5976d1d..640e368 100644
--- a/drivers/net/sis900.c
+++ b/drivers/net/sis900.c
@@ -1777,6 +1777,7 @@ static int sis900_rx(struct net_device *net_dev)
 					      "cur_rx:%4.4d, dirty_rx:%4.4d\n",
 					      net_dev->name, sis_priv->cur_rx,
 					      sis_priv->dirty_rx);
+				dev_kfree_skb(skb);
 				break;
 			}
 

-- 
Jesper Juhl <jj@...osbits.net>            http://www.chaosbits.net/
Don't top-post http://www.catb.org/~esr/jargon/html/T/top-post.html
Plain text mails only, please.

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