From: Michael Niedermayer <michael@niedermayer.cc>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Subject: Re: [FFmpeg-devel] [PATCH 8/9] avformat/udp: Fix temporary buffer race
Date: Tue, 9 Jul 2024 15:18:02 +0200
Message-ID: <20240709131802.GZ4991@pb2> (raw)
In-Reply-To: <20240709131252.GY4991@pb2>
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On Tue, Jul 09, 2024 at 03:12:52PM +0200, Michael Niedermayer wrote:
> On Mon, Jul 08, 2024 at 07:46:19PM +0200, Marton Balint wrote:
> >
> >
> > On Sun, 9 Jun 2024, Michael Niedermayer wrote:
> >
> > > Fixes: CID1551679 Data race condition
> > > Fixes: CID1551687 Data race condition
marked the 2 as false positives
> >
> > How is this a data race? Concurrent reading and writing is not supported for
> > UDP as far as I know.
>
> maybe coverity tricked me together with memory of a long standing
> unreproduceable data corruption bug in udp ... thinking there where
> 2 threads using the same temporary buffer (which would really fit
> the bug i remembered)
>
> feel free to revert!
[...]
--
Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
I am the wisest man alive, for I know one thing, and that is that I know
nothing. -- Socrates
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next prev parent reply other threads:[~2024-07-09 13:18 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-06-08 23:10 [FFmpeg-devel] [PATCH 1/9] avformat/rtpenc_vc2hq: Check sizes Michael Niedermayer
2024-06-08 23:10 ` [FFmpeg-devel] [PATCH 2/9] avformat/rtsp: use < 0 for error check Michael Niedermayer
2024-06-08 23:10 ` [FFmpeg-devel] [PATCH 3/9] avformat/rtsp: initialize reply1 Michael Niedermayer
2024-06-08 23:10 ` [FFmpeg-devel] [PATCH 4/9] avformat/rtsp: Check that lower transport is handled in one of the if() Michael Niedermayer
2024-06-08 23:10 ` [FFmpeg-devel] [PATCH 5/9] avformat/subfile: Merge if into switch() Michael Niedermayer
2024-06-08 23:10 ` [FFmpeg-devel] [PATCH 6/9] avformat/subfile: Assert that whence is a known case Michael Niedermayer
2024-06-08 23:10 ` [FFmpeg-devel] [PATCH 7/9] avformat/tls_schannel: Initialize ret Michael Niedermayer
2024-06-08 23:10 ` [FFmpeg-devel] [PATCH 8/9] avformat/udp: Fix temporary buffer race Michael Niedermayer
2024-07-08 17:46 ` Marton Balint
2024-07-09 13:12 ` Michael Niedermayer
2024-07-09 13:18 ` Michael Niedermayer [this message]
2024-07-23 18:11 ` Michael Niedermayer
2024-06-08 23:10 ` [FFmpeg-devel] [PATCH 9/9] avformat/usmdec: Initialize value Michael Niedermayer
2024-07-07 20:27 ` [FFmpeg-devel] [PATCH 1/9] avformat/rtpenc_vc2hq: Check sizes Michael Niedermayer
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