2015-12-30 23:24:20

by Aniroop Mathur

[permalink] [raw]
Subject: [PATCH] Input: evdev - Avoid duplicate checking of empty SYN_REPORT

Input core already drops empty syn_report event so there is no need
to check again for dropping empty syn_report event in evdev handler
for all clients on every new event.

Signed-off-by: Aniroop Mathur <[email protected]>
---
drivers/input/evdev.c | 7 +------
1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c
index e9ae3d5..6e242b7 100644
--- a/drivers/input/evdev.c
+++ b/drivers/input/evdev.c
@@ -276,13 +276,8 @@ static void evdev_pass_values(struct evdev_client *client,
if (__evdev_is_filtered(client, v->type, v->code))
continue;

- if (v->type == EV_SYN && v->code == SYN_REPORT) {
- /* drop empty SYN_REPORT */
- if (client->packet_head == client->head)
- continue;
-
+ if (v->type == EV_SYN && v->code == SYN_REPORT)
wakeup = true;
- }

event.type = v->type;
event.code = v->code;
--
2.6.2