[FFmpeg-devel] [PATCH 2/2] avformat/rtsp: allocate correct max number of pollfds

[Andriy Gelman]

On Sun, 27. Sep 21:38, "zhilizhao(赵志立)" wrote:
> 
> 
> > On Sep 27, 2020, at 6:26 AM, Andriy Gelman <andriy.gelman at gmail.com> wrote:
> > 
> > From: Andriy Gelman <andriy.gelman at gmail.com>
> > 
> > There is one general rtsp connection plus two connections per stream (rtp/rtcp).
> > 
> > Signed-off-by: Andriy Gelman <andriy.gelman at gmail.com>
> > ---
> > libavformat/rtsp.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/libavformat/rtsp.c b/libavformat/rtsp.c
> > index 5d8491b74b..90f912feb9 100644
> > --- a/libavformat/rtsp.c
> > +++ b/libavformat/rtsp.c
> > @@ -1994,7 +1994,7 @@ static int udp_read_packet(AVFormatContext *s, RTSPStream **prtsp_st,
> >     int *fds = NULL, fdsnum, fdsidx;
> > 
> >     if (!p) {
> > -        p = rt->p = av_malloc_array(2 * (rt->nb_rtsp_streams + 1), sizeof(struct pollfd));
> > +        p = rt->p = av_malloc_array(2 * rt->nb_rtsp_streams + 1, sizeof(struct pollfd));

> 
> LGTM. I’m not sure is it appropriate to modify sizeof(struct pollfd) to sizeof(*p) in this patch.
> 

Zhao, thanks for reviewing.  I'll apply the patch in a couple of days unless
there are more comments.

I was not going make sizeof(*p) change in this particular patch, but someone
correct me if you think otherwise. 

Thanks,
-- 
Andriy