Input: fix potential overflows in driver/input/keyboard

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/keyboard/newtonkbd.c b/drivers/input/keyboard/newtonkbd.c
index d10983c521e6..40a3f551247e 100644
--- a/drivers/input/keyboard/newtonkbd.c
+++ b/drivers/input/keyboard/newtonkbd.c
@@ -96,7 +96,7 @@ static int nkbd_connect(struct serio *serio, struct serio_driver *drv)
 
         nkbd->serio = serio;
         nkbd->dev = input_dev;
-        sprintf(nkbd->phys, "%s/input0", serio->phys);
+        snprintf(nkbd->phys, sizeof(nkbd->phys), "%s/input0", serio->phys);
         memcpy(nkbd->keycode, nkbd_keycode, sizeof(nkbd->keycode));
 
         input_dev->name = "Newton Keyboard";