From 270f722d4d5f94b02fd48eed47e57917ab00a858 Mon Sep 17 00:00:00 2001
From: Eugene Teo <eugeneteo@kernel.sg>
Date: Thu, 18 Oct 2007 23:40:38 -0700
Subject: Fix tsk->exit_state usage

tsk->exit_state can only be 0, EXIT_ZOMBIE, or EXIT_DEAD.  A non-zero test
is the same as tsk->exit_state & (EXIT_ZOMBIE | EXIT_DEAD), so just testing
tsk->exit_state is sufficient.

Signed-off-by: Eugene Teo <eugeneteo@kernel.sg>
Cc: Roland McGrath <roland@redhat.com>
Cc: Oleg Nesterov <oleg@tv-sign.ru>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 fs/proc/array.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

(limited to 'fs/proc')

diff --git a/fs/proc/array.c b/fs/proc/array.c
index 04b689f..7a34571 100644
--- a/fs/proc/array.c
+++ b/fs/proc/array.c
@@ -146,8 +146,7 @@ static inline const char *get_task_state(struct task_struct *tsk)
 					    TASK_UNINTERRUPTIBLE |
 					    TASK_STOPPED |
 					    TASK_TRACED)) |
-			(tsk->exit_state & (EXIT_ZOMBIE |
-					    EXIT_DEAD));
+					   tsk->exit_state;
 	const char **p = &task_state_array[0];
 
 	while (state) {
-- 
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