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authorJiri Pirko <jpirko@redhat.com>2009-04-14 14:17:16 -0400
committerIngo Molnar <mingo@elte.hu>2009-04-15 06:05:25 -0400
commit05725f7eb4b8acb147c5fc7b91397b1f6bcab00d (patch)
tree1f22c6bec3429f7ec9ebb8acd25672249e39b380 /ipc
parent72c6a9870f901045f2464c3dc6ee8914bfdc07aa (diff)
rculist: use list_entry_rcu in places where it's appropriate
Use previously introduced list_entry_rcu instead of an open-coded list_entry + rcu_dereference combination. Signed-off-by: Jiri Pirko <jpirko@redhat.com> Reviewed-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Cc: dipankar@in.ibm.com LKML-Reference: <20090414181715.GA3634@psychotron.englab.brq.redhat.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'ipc')
-rw-r--r--ipc/sem.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/ipc/sem.c b/ipc/sem.c
index 16a2189e96f..87c2b641fd7 100644
--- a/ipc/sem.c
+++ b/ipc/sem.c
@@ -1290,8 +1290,8 @@ void exit_sem(struct task_struct *tsk)
1290 int i; 1290 int i;
1291 1291
1292 rcu_read_lock(); 1292 rcu_read_lock();
1293 un = list_entry(rcu_dereference(ulp->list_proc.next), 1293 un = list_entry_rcu(ulp->list_proc.next,
1294 struct sem_undo, list_proc); 1294 struct sem_undo, list_proc);
1295 if (&un->list_proc == &ulp->list_proc) 1295 if (&un->list_proc == &ulp->list_proc)
1296 semid = -1; 1296 semid = -1;
1297 else 1297 else