From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-pf0-f195.google.com ([209.85.192.195]:43997 "EHLO mail-pf0-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752193AbdJTHZn (ORCPT ); Fri, 20 Oct 2017 03:25:43 -0400 Received: by mail-pf0-f195.google.com with SMTP id a8so9830902pfc.0 for ; Fri, 20 Oct 2017 00:25:42 -0700 (PDT) From: Jaejoong Kim To: Laurent Pinchart , Mauro Carvalho Chehab Cc: linux-media@vger.kernel.org, Jaejoong Kim Subject: [PATCH 1/2] media: usb: uvc: remove duplicate & operation Date: Fri, 20 Oct 2017 16:25:27 +0900 Message-Id: <1508484328-11018-2-git-send-email-climbbb.kim@gmail.com> In-Reply-To: <1508484328-11018-1-git-send-email-climbbb.kim@gmail.com> References: <1508484328-11018-1-git-send-email-climbbb.kim@gmail.com> Sender: linux-media-owner@vger.kernel.org List-ID: usb_endpoint_maxp() has an inline keyword and searches for bits[10:0] by & operation with 0x7ff. So, we can remove the duplicate & operation with 0x7ff. Signed-off-by: Jaejoong Kim --- drivers/media/usb/uvc/uvc_video.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/media/usb/uvc/uvc_video.c b/drivers/media/usb/uvc/uvc_video.c index fb86d6a..f4ace63 100644 --- a/drivers/media/usb/uvc/uvc_video.c +++ b/drivers/media/usb/uvc/uvc_video.c @@ -1469,13 +1469,13 @@ static unsigned int uvc_endpoint_max_bpi(struct usb_device *dev, case USB_SPEED_HIGH: psize = usb_endpoint_maxp(&ep->desc); mult = usb_endpoint_maxp_mult(&ep->desc); - return (psize & 0x07ff) * mult; + return psize * mult; case USB_SPEED_WIRELESS: psize = usb_endpoint_maxp(&ep->desc); return psize; default: psize = usb_endpoint_maxp(&ep->desc); - return psize & 0x07ff; + return psize; } } -- 2.7.4