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-rw-r--r--kernel/rtmutex-debug.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/kernel/rtmutex-debug.c b/kernel/rtmutex-debug.c
index cb1ced6967ad..a2e7e7210f3e 100644
--- a/kernel/rtmutex-debug.c
+++ b/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");