From mboxrd@z Thu Jan 1 00:00:00 1970 From: Peter Hutterer Subject: [PATCH] Input: uinput - allow for max == min during input_absinfo validation Date: Tue, 18 Sep 2018 15:22:56 +1000 Message-ID: <20180918052256.GA23446@jelly> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org To: dmitry.torokhov@gmail.com, linux-input@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Benjamin Tissoires List-Id: linux-input@vger.kernel.org These values are inclusive, so a range of 1 requires min == max. Signed-off-by: Peter Hutterer --- drivers/input/misc/uinput.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/input/misc/uinput.c b/drivers/input/misc/uinput.c index 96a887f33698..eb14ddf69346 100644 --- a/drivers/input/misc/uinput.c +++ b/drivers/input/misc/uinput.c @@ -410,7 +410,7 @@ static int uinput_validate_absinfo(struct input_dev *dev, unsigned int code, min = abs->minimum; max = abs->maximum; - if ((min != 0 || max != 0) && max <= min) { + if ((min != 0 || max != 0) && max < min) { printk(KERN_DEBUG "%s: invalid abs[%02x] min:%d max:%d\n", UINPUT_NAME, code, min, max); -- 2.17.1