From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail00d.mail.t-online.hu ([84.2.42.5]:54271 "EHLO mail00d.mail.t-online.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1760413AbZD2S6d (ORCPT ); Wed, 29 Apr 2009 14:58:33 -0400 Message-ID: <49F8A325.7060303@freemail.hu> Date: Wed, 29 Apr 2009 20:57:41 +0200 From: =?UTF-8?B?TsOpbWV0aCBNw6FydG9u?= MIME-Version: 1.0 To: Mauro Carvalho Chehab , linux-media@vger.kernel.org CC: LKML Subject: [PATCH] v4l2: fill the reserved fields of VIDIOC_REQBUFS ioctl Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-media-owner@vger.kernel.org List-ID: The parameter of VIDIOC_REQBUFS is a pointer to struct v4l2_requestbuffers. This structure has reserved fields which has to be filled with zeros according to the V4L2 API specification, revision 0.24 [1]. The patch was tested with v4l-test 0.13 [2] with vivi driver. References: [1] V4L2 API specification, revision 0.24 http://v4l2spec.bytesex.org/spec/r13696.htm [2] v4l-test: Test environment for Video For Linux Two API http://v4l-test.sourceforge.net/ Signed-off-by: Márton Németh --- --- linux-2.6.30-rc3/drivers/media/video/v4l2-ioctl.c.orig 2009-04-22 05:07:00.000000000 +0200 +++ linux-2.6.30-rc3/drivers/media/video/v4l2-ioctl.c 2009-04-29 19:07:46.000000000 +0200 @@ -1818,6 +1818,7 @@ static unsigned long cmd_input_size(unsi CMDINSIZE(G_SLICED_VBI_CAP, sliced_vbi_cap, type); CMDINSIZE(ENUM_FRAMESIZES, frmsizeenum, pixel_format); CMDINSIZE(ENUM_FRAMEINTERVALS, frmivalenum, height); + CMDINSIZE(REQBUFS, requestbuffers, memory); default: return _IOC_SIZE(cmd); }