diff options
| author | Mark Brown <broonie@kernel.org> | 2020-03-11 18:45:26 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2020-03-11 18:45:26 +0000 |
| commit | 4d90a4e677c5c45c787a774c84442e75c7ddd5be (patch) | |
| tree | 50312d13362dd49615148661ae7e6d91ac349719 /ipc | |
| parent | 9032cdd96a2d4b0ef2f43499328f8a68050be2ec (diff) | |
| parent | 2c523b344dfa65a3738e7039832044aa133c75fb (diff) | |
| download | linux-4d90a4e677c5c45c787a774c84442e75c7ddd5be.tar.bz2 | |
Merge tag 'v5.6-rc5' into asoc-5.7
Linux 5.6-rc5
Diffstat (limited to 'ipc')
| -rw-r--r-- | ipc/sem.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/ipc/sem.c b/ipc/sem.c index 4f4303f32077..3687b71151b3 100644 --- a/ipc/sem.c +++ b/ipc/sem.c @@ -2384,11 +2384,9 @@ void exit_sem(struct task_struct *tsk) ipc_assert_locked_object(&sma->sem_perm); list_del(&un->list_id); - /* we are the last process using this ulp, acquiring ulp->lock - * isn't required. Besides that, we are also protected against - * IPC_RMID as we hold sma->sem_perm lock now - */ + spin_lock(&ulp->lock); list_del_rcu(&un->list_proc); + spin_unlock(&ulp->lock); /* perform adjustments registered in un */ for (i = 0; i < sma->sem_nsems; i++) { |