drm/msm: export hangcheck_period in debugfs

[linux-2.6-microblaze.git] / ipc / sem.c

diff --git a/ipc/sem.c b/ipc/sem.c
index 0897dac..bf534c7 100644 (file)
--- a/ipc/sem.c
+++ b/ipc/sem.c
@@ -784,12 +784,14 @@ would_block:
 static inline void wake_up_sem_queue_prepare(struct sem_queue *q, int error,
                                             struct wake_q_head *wake_q)
 {
-       get_task_struct(q->sleeper);
+       struct task_struct *sleeper;
 
-       /* see SEM_BARRIER_2 for purpuse/pairing */
+       sleeper = get_task_struct(q->sleeper);
+
+       /* see SEM_BARRIER_2 for purpose/pairing */
        smp_store_release(&q->status, error);
 
-       wake_q_add_safe(wake_q, q->sleeper);
+       wake_q_add_safe(wake_q, sleeper);
 }
 
 static void unlink_queue(struct sem_array *sma, struct sem_queue *q)