[PATCH] USB: yealink printk warning fix

drivers/usb/input/yealink.c: In function `usb_probe':
drivers/usb/input/yealink.c:910: warning: int format, different type arg (arg 4)

Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>