libtwolame: prevent a NULL pointer dereference

CC: libav-stable@libav.org
Bug-Id: CID 1250330 / CID 1250335
This commit is contained in:
Vittorio Giovara 2014-11-21 11:56:59 +00:00
parent 863ee8a855
commit a42d5c861f

View File

@ -148,8 +148,8 @@ static int twolame_encode_frame(AVCodecContext *avctx, AVPacket *avpkt,
if (ret < 0) // twolame error
return AVERROR_UNKNOWN;
avpkt->duration = ff_samples_to_time_base(avctx, frame->nb_samples);
if (frame) {
avpkt->duration = ff_samples_to_time_base(avctx, frame->nb_samples);
if (frame->pts != AV_NOPTS_VALUE)
avpkt->pts = frame->pts - ff_samples_to_time_base(avctx, avctx->initial_padding);
} else {