From 9cf51d4216f8152132c14a638ed92345191da567 Mon Sep 17 00:00:00 2001
From: Thomas Gleixner <tglx@linutronix.de>
Date: Wed, 5 Oct 2011 13:20:24 +0200
Subject: [PATCH] --- yaml --- r: 268939 b: refs/heads/master c:
 68cc3990a545dc0da221b4844dd8b9c06623a6c5 h: refs/heads/master i:   268937:
 82e80d16e6a7d7bec9ca28b0f97ac4a51d0c58c5   268935:
 9d4fdc08b346f484c6df4e48ee956259752ac044 v: v3

---
 [refs]                       | 2 +-
 trunk/kernel/rtmutex-debug.c | 4 +++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/[refs] b/[refs]
index 462b339c6407..8942be0f813a 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 0119fee449f501d55924914a90f152540dd4ef9a
+refs/heads/master: 68cc3990a545dc0da221b4844dd8b9c06623a6c5
diff --git a/trunk/kernel/rtmutex-debug.c b/trunk/kernel/rtmutex-debug.c
index cb1ced6967ad..a2e7e7210f3e 100644
--- a/trunk/kernel/rtmutex-debug.c
+++ b/trunk/kernel/rtmutex-debug.c
@@ -94,8 +94,10 @@ void debug_rt_mutex_print_deadlock(struct rt_mutex_waiter *waiter)
 		return;
 	}
 
-	if (!debug_locks_off())
+	if (!debug_locks_off()) {
+		rcu_read_unlock();
 		return;
+	}
 
 	printk("\n============================================\n");
 	printk(  "[ BUG: circular locking deadlock detected! ]\n");