linux-kernel - [PATCH 007/102] net/irda: add missing error path release

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Message-Id: <1365414657-29191-8-git-send-email-luis.henriques@canonical.com>
Date:	Mon,  8 Apr 2013 10:49:22 +0100
From:	Luis Henriques <luis.henriques@...onical.com>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org,
	kernel-team@...ts.ubuntu.com
Cc:	Kees Cook <keescook@...omium.org>,
	"David S. Miller" <davem@...emloft.net>,
	Luis Henriques <luis.henriques@...onical.com>
Subject: [PATCH 007/102] net/irda: add missing error path release_sock call

3.5.7.10 -stable review patch.  If anyone has any objections, please let me know.

------------------

From: Kees Cook <keescook@...omium.org>

commit 896ee0eee6261e30c3623be931c3f621428947df upstream.

This makes sure that release_sock is called for all error conditions in
irda_getsockopt.

Signed-off-by: Kees Cook <keescook@...omium.org>
Reported-by: Brad Spengler <spender@...ecurity.net>
Signed-off-by: David S. Miller <davem@...emloft.net>
Signed-off-by: Luis Henriques <luis.henriques@...onical.com>
---
 net/irda/af_irda.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/net/irda/af_irda.c b/net/irda/af_irda.c
index bb14c34..d6c291c 100644
--- a/net/irda/af_irda.c
+++ b/net/irda/af_irda.c
@@ -2584,8 +2584,10 @@ bed:
 				    NULL, NULL, NULL);
 
 		/* Check if the we got some results */
-		if (!self->cachedaddr)
-			return -EAGAIN;		/* Didn't find any devices */
+		if (!self->cachedaddr) {
+			err = -EAGAIN;		/* Didn't find any devices */
+			goto out;
+		}
 		daddr = self->cachedaddr;
 		/* Cleanup */
 		self->cachedaddr = 0;
-- 
1.8.1.2

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