From: Daniel J Blueman <daniel.blueman@gmail.com>
Date: Tue, 3 May 2011 16:44:13 +0000 (+0000)
Subject: Prevent oopsing in posix_acl_valid()
X-Git-Tag: v2.6.39~21^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f5de93914983bf04b92a786d1d205286fc53b49b;p=pandora-kernel.git

Prevent oopsing in posix_acl_valid()

If posix_acl_from_xattr() returns an error code, a negative address is
dereferenced causing an oops; fix by checking for error code first.

Signed-off-by: Daniel J Blueman <daniel.blueman@gmail.com>
Reviewed-by: Josef Bacik <josef@redhat.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
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