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Message-Id: <20130326225843.935263492@linuxfoundation.org>
Date:	Tue, 26 Mar 2013 16:01:39 -0700
From:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:	linux-kernel@...r.kernel.org
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	stable@...r.kernel.org, Alan Cox <alan@...ux.intel.com>,
	David Howells <dhowells@...hat.com>
Subject: [ 42/49] key: Fix resource leak

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

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

From: Alan Cox <alan@...ux.intel.com>

commit a84a921978b7d56e0e4b87ffaca6367429b4d8ff upstream.

On an error iov may still have been reallocated and need freeing

Signed-off-by: Alan Cox <alan@...ux.intel.com>
Signed-off-by: David Howells <dhowells@...hat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 security/keys/keyctl.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/security/keys/keyctl.c
+++ b/security/keys/keyctl.c
@@ -1067,12 +1067,12 @@ long keyctl_instantiate_key_iov(key_seri
 	ret = rw_copy_check_uvector(WRITE, _payload_iov, ioc,
 				    ARRAY_SIZE(iovstack), iovstack, &iov);
 	if (ret < 0)
-		return ret;
+		goto err;
 	if (ret == 0)
 		goto no_payload_free;
 
 	ret = keyctl_instantiate_key_common(id, iov, ioc, ret, ringid);
-
+err:
 	if (iov != iovstack)
 		kfree(iov);
 	return ret;


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