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Message-Id: <20130326224926.370204974@linuxfoundation.org>
Date: Tue, 26 Mar 2013 15:51:48 -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: [ 65/72] key: Fix resource leak
3.4-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
@@ -1081,12 +1081,12 @@ long keyctl_instantiate_key_iov(key_seri
ret = rw_copy_check_uvector(WRITE, _payload_iov, ioc,
ARRAY_SIZE(iovstack), iovstack, &iov, 1);
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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