On Tue, 2022-02-08 at 17:48 +0000, Eoff, Ullysses A wrote:
> > -----Original Message-----
> > From: ffmpeg-devel <ffmpeg-devel-boun...@ffmpeg.org> On Behalf Of Xiang,
> > Haihao
> > Sent: Monday, February 7, 2022 9:48 PM
> > To: ffmpeg-devel@ffmpeg.org
> > Cc: Xiang, Haihao <haihao.xi...@intel.com>
> > Subject: [FFmpeg-devel] [PATCH] lavu/fifo: fix regression
> >
> > From: Haihao Xiang <haihao.xi...@intel.com>
> >
> > offset_w might be updated after growing the FIFO
> >
> > Fix ticket #9630
> >
> > Tested-by: U. Artie Eoff <ullysses.a.e...@intel.com>
> > Reviewed-by: mkver
> > Reviewed-by: U. Artie Eoff <ullysses.a.e...@intel.com>
> > Signed-off-by: Haihao Xiang <haihao.xi...@intel.com>
> > ---
> > libavutil/fifo.c | 4 +++-
> > 1 file changed, 3 insertions(+), 1 deletion(-)
> >
> > diff --git a/libavutil/fifo.c b/libavutil/fifo.c
> > index 0af0154945..02e0ec3f0d 100644
> > --- a/libavutil/fifo.c
> > +++ b/libavutil/fifo.c
> > @@ -147,13 +147,15 @@ static int fifo_write_common(AVFifo *f, const uint8_t
> > *buf, size_t *nb_elems,
> > AVFifoCB read_cb, void *opaque)
> > {
> > size_t to_write = *nb_elems;
> > - size_t offset_w = f->offset_w;
> > + size_t offset_w;
> > int ret = 0;
> >
> > ret = fifo_check_space(f, to_write);
> > if (ret < 0)
> > return ret;
> >
> > + offset_w = f->offset_w;
> > +
> > while (to_write > 0) {
> > size_t len = FFMIN(f->nb_elems - offset_w, to_write);
> > uint8_t *wptr = f->buffer + offset_w * f->elem_size;
> > --
> > 2.17.1
> >
>
> LGTM
>
Applied, thx
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> >
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