Input: fix potential overflows in driver/input/joystick

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

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

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/input/joystick/twidjoy.c b/drivers/input/joystick/twidjoy.c
index 7f8b0093c5bc..076f237d9654 100644
--- a/drivers/input/joystick/twidjoy.c
+++ b/drivers/input/joystick/twidjoy.c
@@ -199,7 +199,7 @@ static int twidjoy_connect(struct serio *serio, struct serio_driver *drv)
                 goto fail;
 
         twidjoy->dev = input_dev;
-        sprintf(twidjoy->phys, "%s/input0", serio->phys);
+        snprintf(twidjoy->phys, sizeof(twidjoy->phys), "%s/input0", serio->phys);
 
         input_dev->name = "Handykey Twiddler";
         input_dev->phys = twidjoy->phys;