From: Jerome Marchand <jmarchan@redhat.com>
Date: Thu, 9 Sep 2010 23:37:59 +0000 (-0700)
Subject: kernel/groups.c: fix integer overflow in groups_search
X-Git-Tag: v2.6.36-rc4~40
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1c24de60e50fb19b94d94225458da17c720f0729;p=pandora-kernel.git

kernel/groups.c: fix integer overflow in groups_search

gid_t is a unsigned int.  If group_info contains a gid greater than
MAX_INT, groups_search() function may look on the wrong side of the search
tree.

This solves some unfair "permission denied" problems.

Signed-off-by: Jerome Marchand <jmarchan@redhat.com>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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