avformat/flvenc: Check for extradata allocation failure

Fixes CID1396539

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2017-01-03 03:03:31 +01:00
parent e8651f51aa
commit 4221c68edb

View File

@ -890,6 +890,10 @@ static int flv_write_packet(AVFormatContext *s, AVPacket *pkt)
if (side && side_size > 0 && (side_size != par->extradata_size || memcmp(side, par->extradata, side_size))) {
av_free(par->extradata);
par->extradata = av_mallocz(side_size + AV_INPUT_BUFFER_PADDING_SIZE);
if (!par->extradata) {
par->extradata_size = 0;
return AVERROR(ENOMEM);
}
memcpy(par->extradata, side, side_size);
par->extradata_size = side_size;
flv_write_codec_header(s, par);