From: Thomas Gleixner tglx@linutronix.de
[ Upstream commit 6ccc84f917d33312eb2846bd7b567639f585ad6d ]
No point in open coding it. This way it gains the extra sanity checks.
Signed-off-by: Thomas Gleixner tglx@linutronix.de Acked-by: Peter Zijlstra (Intel) peterz@infradead.org Cc: stable@vger.kernel.org Signed-off-by: Lee Jones lee.jones@linaro.org --- kernel/futex.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/kernel/futex.c b/kernel/futex.c index 40b9ba24bd9a0..be5e3e927bffa 100644 --- a/kernel/futex.c +++ b/kernel/futex.c @@ -879,10 +879,7 @@ static void put_pi_state(struct futex_pi_state *pi_state) * and has cleaned up the pi_state already */ if (pi_state->owner) { - raw_spin_lock_irq(&pi_state->owner->pi_lock); - list_del_init(&pi_state->list); - raw_spin_unlock_irq(&pi_state->owner->pi_lock); - + pi_state_update_owner(pi_state, NULL); rt_mutex_proxy_unlock(&pi_state->pi_mutex); }