[PATCH tip/core/urgent 4/4] rcu: fix syntax error in rcu_dereference_check() example in comment

[Paul E. McKenney]

Need a logical "or" rather than a comma.

Suggested-by: Yong Zhang <yong.zhang@xxxxxxxxxxxxx>
Signed-off-by: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
---
 include/linux/rcupdate.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h
index 6cdb176..b769184 100644
--- a/include/linux/rcupdate.h
+++ b/include/linux/rcupdate.h
@@ -217,7 +217,7 @@ static inline int rcu_read_lock_sched_held(void)
  * target struct:
  *
  *	bar = rcu_dereference_check(foo->bar, rcu_read_lock_held() ||
- *					      lockdep_is_held(&foo->lock),
+ *					      lockdep_is_held(&foo->lock) ||
  *					      atomic_read(&foo->usage) == 0);
  */
 #define rcu_dereference_check(p, c) \
-- 
1.7.0

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