From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ffbox0-bg.mplayerhq.hu (ffbox0-bg.ffmpeg.org [79.124.17.100]) by master.gitmailbox.com (Postfix) with ESMTP id 8ADE044E07 for ; Wed, 26 Apr 2023 12:49:43 +0000 (UTC) Received: from [127.0.1.1] (localhost [127.0.0.1]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTP id 4742468BEFE; Wed, 26 Apr 2023 15:49:40 +0300 (EEST) Received: from out203-205-251-73.mail.qq.com (out203-205-251-73.mail.qq.com [203.205.251.73]) by ffbox0-bg.mplayerhq.hu (Postfix) with ESMTPS id 8E50E68BDB3 for ; Wed, 26 Apr 2023 15:49:31 +0300 (EEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=foxmail.com; s=s201512; t=1682513367; bh=DUGPLBqr94FASQvP5EKMwpWWMczTCaM/uSRFgUWurrg=; h=From:Subject:Date:References:To:In-Reply-To; b=BIqtkF2fHAL5+zbC4Nn8iQNSRGbFa+t7o/nFc38lOuVDj1rTRy8foU5zQilU5f1Uc 2R7Q7SX/0/veyjvw4rdbBm6kxltBabFR//ChEgFJQ4PXFQCJ3OYlJeHeLPxlv18fJK 8IWDeylkluDsoGdA98VNbT+muO84VOGuF6AuQFVg= Received: from smtpclient.apple ([113.108.77.69]) by newxmesmtplogicsvrszb1-0.qq.com (NewEsmtp) with SMTP id C5AAA489; Wed, 26 Apr 2023 20:49:26 +0800 X-QQ-mid: xmsmtpt1682513366tx56rs47r Message-ID: X-QQ-XMAILINFO: N7h1OCCDntujOV41AtEW9jB0D4OjuwoZbCN7wTKLV9b9B2iWzdvsIfutrSHSxj cTqlCYBipBLjIL2Naw1RxRH45lHRtNtwP9ljS3iRc6/i5N1hQPY3g2ZZ9fnJY05GGBo+ez0gX7Mf 9smckqBqAhgiB9Thsf0BIZda7yu0Uzuu55zhV6zeQ6GvesJu1U2vblM2v6rbKI5qzBIgbHheKyat G9MLdETVIa+h13QtsttXJyrFkoHwtbXvVGVL68wanxIXGLDN5iDC8q63ca4LzpUP49AhW6B2zCh9 R7SKlGx5Z7/LM6uAJqQAz/6I8lVfaQrPMDIIJ5mkoi0Et8qYp+oLvVWfaMNuXV6iml+P3VC9F9gH cZzv64vtSoMbhVPsDyoMr1mU951G+Xli9hzhDSHO/MHLLRG52PzsRzNnf10EnkZxwooWDsrQxF3Z /Frrilik7pS2i0pAc1pHvZIs4+xjs9Hij4noZ19KS7jgPtLlr2W7S/2kE0vUmaiyrgQCAo/Ruv4y mpiiEyq15YOfXw62iPaaH8Q9aJnhpX3huWtFC25wqDREEeo4At52xvcCJTvL8XJ0PDQyR/dvXxvM 3FiwEfYP2Ukjp2A9RBNwMtRUJvVM6gl4FsextupNVlVv/vvd/NcmThAXZYoJjkZ2v2BfFtnlXI95 RAxC/KyCQNuLtNkyrdaLkBs8zlC2T4V62iu8jPdnnIq/vAFzP4z3TubfxX22ILvPuD2MJ9KhV8Dx FvJwkohzE3aKrcqeinPCalEQI5px26tfDDY37jD9S1NwpTqpwYP5wxhE0vOqk5EstXWNHX0jWj4n AKA5tZ1EFgMaD7OeCibw9/bYJEjslxyOqfk858OR021iXrQiVtHg7LXMvlIdxD537O5Fl+iojx+l E+hEUdED0S/R37Bd7u1hfykSqVGDltC0Lamfzadw1blWuFf3hnmVV0cc19BMZBOYVgSq9n7C4ETY bEY1/7CbVnkL9ii44TLeEUPgrkEqcXe2m5+wJFlMY= From: =?utf-8?B?InpoaWxpemhhbyjotbXlv5fnq4spIg==?= Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3696.120.41.1.1\)) Date: Wed, 26 Apr 2023 20:49:25 +0800 References: To: FFmpeg development discussions and patches In-Reply-To: X-OQ-MSGID: <4C5D6364-944F-4FC5-AB27-347421EBA648@foxmail.com> X-Mailer: Apple Mail (2.3696.120.41.1.1) Subject: Re: [FFmpeg-devel] [PATCH 1/2] avcodec/avcodec: fix UB NULL+0 X-BeenThere: ffmpeg-devel@ffmpeg.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: FFmpeg development discussions and patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: FFmpeg development discussions and patches Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ffmpeg-devel-bounces@ffmpeg.org Sender: "ffmpeg-devel" Archived-At: List-Archive: List-Post: > On Apr 12, 2023, at 01:49, Zhao Zhili wrote: > > From: Zhao Zhili > > --- > libavcodec/avcodec.c | 5 +++-- > 1 file changed, 3 insertions(+), 2 deletions(-) > > diff --git a/libavcodec/avcodec.c b/libavcodec/avcodec.c > index fb1362290f..5a96899d50 100644 > --- a/libavcodec/avcodec.c > +++ b/libavcodec/avcodec.c > @@ -44,10 +44,11 @@ > > int avcodec_default_execute(AVCodecContext *c, int (*func)(AVCodecContext *c2, void *arg2), void *arg, int *ret, int count, int size) > { > - int i; > + size_t i; > > for (i = 0; i < count; i++) { > - int r = func(c, (char *)arg + i * size); > + size_t offset = i * size; > + int r = func(c, FF_PTR_ADD((char *)arg, offset)); > if (ret) > ret[i] = r; > } > -- > 2.25.1 > Will apply soon unless there is objection. _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".