linux-kernel - [PATCH] sys_ioprio_set: minor do_each

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Date:	Sun, 20 Aug 2006 19:09:29 +0400
From:	Oleg Nesterov <oleg@...sign.ru>
To:	Jens Axboe <axboe@...e.de>
Cc:	Andrew Morton <akpm@...l.org>, linux-kernel@...r.kernel.org
Subject: [PATCH] sys_ioprio_set: minor do_each_thread+break fix

>From include/linux/sched.h:
	/*
	 * Careful: do_each_thread/while_each_thread is a double loop so
	 *          'break' will not work as expected - use goto instead.
	 */

Signed-off-by: Oleg Nesterov <oleg@...sign.ru>

--- 2.6.18-rc4/fs/ioprio.c~2_break	2006-07-16 01:53:08.000000000 +0400
+++ 2.6.18-rc4/fs/ioprio.c	2006-08-20 18:57:38.000000000 +0400
@@ -111,9 +111,9 @@ asmlinkage long sys_ioprio_set(int which
 					continue;
 				ret = set_task_ioprio(p, ioprio);
 				if (ret)
-					break;
+					goto free_uid;
 			} while_each_thread(g, p);
-
+free_uid:
 			if (who)
 				free_uid(user);
 			break;

-
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