Input: fix potential overflows in driver/input/mouse

Change all sprintfs into snprintfs to make sure we won't stomp on
data adjacent to our buffers.

Noticed by Wouter Paesen <wouter@kangaroot.net>

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/input/mouse/sermouse.c b/drivers/input/mouse/sermouse.c
index 2f9a04ae725f..a89742431717 100644
--- a/drivers/input/mouse/sermouse.c
+++ b/drivers/input/mouse/sermouse.c
@@ -254,7 +254,7 @@ static int sermouse_connect(struct serio *serio, struct serio_driver *drv)
                 goto fail;
 
         sermouse->dev = input_dev;
-        sprintf(sermouse->phys, "%s/input0", serio->phys);
+        snprintf(sermouse->phys, sizeof(sermouse->phys), "%s/input0", serio->phys);
         sermouse->type = serio->id.proto;
 
         input_dev->name = sermouse_protocols[sermouse->type];