[tip:core/locking] liblockdep: Fix the AA locking test

[tip-bot for Sasha Levin]

Commit-ID:  47283ee709d09e43cff7feaf8bb9ff24fb9e7fd5
Gitweb:     http://git.kernel.org/tip/47283ee709d09e43cff7feaf8bb9ff24fb9e7fd5
Author:     Sasha Levin <sasha.levin@xxxxxxxxxx>
AuthorDate: Sat, 9 Feb 2013 19:39:34 -0500
Committer:  Ingo Molnar <mingo@xxxxxxxxxx>
CommitDate: Mon, 11 Feb 2013 10:12:37 +0100

liblockdep: Fix the AA locking test

We were accidently unlocking the dummy mutex in the test, which
meant that we were testing unlock balance instead of AA
deadlock.

Signed-off-by: Sasha Levin <sasha.levin@xxxxxxxxxx>
Cc: jamie.iles@xxxxxxxxxx
Cc: penberg@xxxxxxxxxx
Cc: acme@xxxxxxxxxxxxxxxxxx
Cc: paulus@xxxxxxxxx
Cc: namhyung@xxxxxxxxxx
Cc: peterz@xxxxxxxxxxxxx
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Cc: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Link: http://lkml.kernel.org/r/1360456781-32462-4-git-send-email-sasha.levin@xxxxxxxxxx
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
 tools/lib/lockdep/tests/AA.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/lib/lockdep/tests/AA.c b/tools/lib/lockdep/tests/AA.c
index a443e65..0f782ff 100644
--- a/tools/lib/lockdep/tests/AA.c
+++ b/tools/lib/lockdep/tests/AA.c
@@ -8,6 +8,6 @@ void main(void)
 	pthread_mutex_init(&b, NULL);
 
 	pthread_mutex_lock(&a);
-	pthread_mutex_unlock(&b);
+	pthread_mutex_lock(&b);
 	pthread_mutex_lock(&a);
 }
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