tree a225907a1b341f629037805f086add137e176f4a
parent 94131e174fedd9f3f9bb148cee4be12f2d46d68e
author Jerome Marchand <jmarchan@redhat.com> 1284075479 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> 1284083844 -0700

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>