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-rw-r--r--kernel/rtmutex.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/kernel/rtmutex.c b/kernel/rtmutex.c
index 0deef71ff8d..6522ae5b14a 100644
--- a/kernel/rtmutex.c
+++ b/kernel/rtmutex.c
@@ -630,9 +630,12 @@ rt_mutex_slowlock(struct rt_mutex *lock, int state,
set_current_state(state);
/* Setup the timer, when timeout != NULL */
- if (unlikely(timeout))
+ if (unlikely(timeout)) {
hrtimer_start(&timeout->timer, timeout->timer.expires,
HRTIMER_MODE_ABS);
+ if (!hrtimer_active(&timeout->timer))
+ timeout->task = NULL;
+ }
for (;;) {
/* Try to acquire the lock: */