From: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Date: Mon, 3 Feb 2014 18:02:41 +0000 (-0800)
Subject: rcutorture: Fix missing-return bug in rcu_torture_barrier_init()
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=bc8f83e2c0d585b201dfbb52e98f6f8741d324ea;p=linux-beck.git

rcutorture: Fix missing-return bug in rcu_torture_barrier_init()

This commit adds a missing error return to the code path that creates
the rcu_torture_barrier() kthread.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
---

diff --git a/kernel/rcu/rcutorture.c b/kernel/rcu/rcutorture.c
index bcaafd6cf633..25e9b16fe7f0 100644
--- a/kernel/rcu/rcutorture.c
+++ b/kernel/rcu/rcutorture.c
@@ -1245,6 +1245,7 @@ static int rcu_torture_barrier_init(void)
 		ret = PTR_ERR(barrier_task);
 		VERBOSE_TOROUT_ERRSTRING("Failed to create rcu_torture_barrier");
 		barrier_task = NULL;
+		return ret;
 	}
 	torture_shuffle_task_register(barrier_task);
 	return 0;