Message ID | 20200321063118.6790-1-andreas.rheinhardt@gmail.com |
---|---|
State | Accepted |
Headers | show |
Series | [FFmpeg-devel,1/2] avformat/hnm: Check for extradata allocation failure | expand |
Context | Check | Description |
---|---|---|
andriy/ffmpeg-patchwork | success | Make fate finished |
lgtm On 3/21/20, Andreas Rheinhardt <andreas.rheinhardt@gmail.com> wrote: > and also add padding to it; moreover, don't use memcpy to write one byte > to extradata. > > Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com> > --- > libavformat/hnm.c | 7 ++++--- > 1 file changed, 4 insertions(+), 3 deletions(-) > > diff --git a/libavformat/hnm.c b/libavformat/hnm.c > index 40ef5c06ee..31221553a4 100644 > --- a/libavformat/hnm.c > +++ b/libavformat/hnm.c > @@ -70,6 +70,7 @@ static int hnm_read_header(AVFormatContext *s) > Hnm4DemuxContext *hnm = s->priv_data; > AVIOContext *pb = s->pb; > AVStream *vst; > + int ret; > > /* default context members */ > hnm->pts = 0; > @@ -113,10 +114,10 @@ static int hnm_read_header(AVFormatContext *s) > vst->codecpar->codec_tag = 0; > vst->codecpar->width = hnm->width; > vst->codecpar->height = hnm->height; > - vst->codecpar->extradata = av_mallocz(1); > + if ((ret = ff_alloc_extradata(vst->codecpar, 1)) < 0) > + return ret; > > - vst->codecpar->extradata_size = 1; > - memcpy(vst->codecpar->extradata, &hnm->version, 1); > + vst->codecpar->extradata[0] = hnm->version; > > vst->start_time = 0; > > -- > 2.20.1 > > _______________________________________________ > 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".
On Sat, Mar 21, 2020 at 10:21:02AM +0100, Paul B Mahol wrote:
> lgtm
will apply
thx
[...]
diff --git a/libavformat/hnm.c b/libavformat/hnm.c index 40ef5c06ee..31221553a4 100644 --- a/libavformat/hnm.c +++ b/libavformat/hnm.c @@ -70,6 +70,7 @@ static int hnm_read_header(AVFormatContext *s) Hnm4DemuxContext *hnm = s->priv_data; AVIOContext *pb = s->pb; AVStream *vst; + int ret; /* default context members */ hnm->pts = 0; @@ -113,10 +114,10 @@ static int hnm_read_header(AVFormatContext *s) vst->codecpar->codec_tag = 0; vst->codecpar->width = hnm->width; vst->codecpar->height = hnm->height; - vst->codecpar->extradata = av_mallocz(1); + if ((ret = ff_alloc_extradata(vst->codecpar, 1)) < 0) + return ret; - vst->codecpar->extradata_size = 1; - memcpy(vst->codecpar->extradata, &hnm->version, 1); + vst->codecpar->extradata[0] = hnm->version; vst->start_time = 0;
and also add padding to it; moreover, don't use memcpy to write one byte to extradata. Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com> --- libavformat/hnm.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-)