[PATCH] Input: evdev - use RCU_INIT_POINTER() when NULLing

From: Muhammad Falak R Wani
Date: Sun May 01 2016 - 08:18:15 EST


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 <falakreyaz@xxxxxxxxx>
---
drivers/input/evdev.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c
index e9ae3d5..51875b5 100644
--- a/drivers/input/evdev.c
+++ b/drivers/input/evdev.c
@@ -392,7 +392,7 @@ static int evdev_ungrab(struct evdev *evdev, struct evdev_client *client)
if (grab != client)
return -EINVAL;

- rcu_assign_pointer(evdev->grab, NULL);
+ RCU_INIT_POINTER(evdev->grab, NULL);
synchronize_rcu();
input_release_device(&evdev->handle);

--
1.9.1