It is safe to use RCU_INIT_POINTER() to NULL a pointer, instead of rcu_assign_pointer(). This results in slightly smaller/faster code.
Signed-off-by: Muhammad Falak R Wani <[email protected]> --- drivers/input/input.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/input/input.c b/drivers/input/input.c index b87ffbd..e59ac56 100644 --- a/drivers/input/input.c +++ b/drivers/input/input.c @@ -548,7 +548,7 @@ static void __input_release_device(struct input_handle *handle) grabber = rcu_dereference_protected(dev->grab, lockdep_is_held(&dev->mutex)); if (grabber == handle) { - rcu_assign_pointer(dev->grab, NULL); + RCU_INIT_POINTER(dev->grab, NULL); /* Make sure input_pass_event() notices that grab is gone */ synchronize_rcu(); -- 1.9.1
