diff options
| author | Lee Jones <lee.jones@linaro.org> | 2021-02-04 17:29:01 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-02-10 09:07:26 +0100 |
| commit | f08a4af5ccb2a907a225dfd3d882656e5473da4a (patch) | |
| tree | 8d1c998acad80f3d97b85356ddb82aebdbfc2b67 /kernel | |
| parent | 42255927e832f9c1ed8db4e84530bc6a54aa2fee (diff) | |
futex: Use pi_state_update_owner() in put_pi_state()
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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/futex.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/kernel/futex.c b/kernel/futex.c index bf40921ef120..d9bec8eb6096 100644 --- a/kernel/futex.c +++ b/kernel/futex.c @@ -874,10 +874,7 @@ static void free_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); } |