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Code Issues Releases Activity

avcodec/vp9: prevent null pointer use on init_frames() failure

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Signed-off-by: Peter Ross <pross@xvid.org>
Reviewed-by: James Almer <jamrial@gmail.com>
This commit is contained in:
Peter Ross 2020-04-25 11:25:15 +10:00
parent 5a2a199031
commit 1217b06a9b
1 changed files with 3 additions and 6 deletions
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9
libavcodec/vp9.c
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@ -1216,17 +1216,14 @@ static av_cold int vp9_decode_free(AVCodecContext *avctx)
int i;
for (i = 0; i < 3; i++) {
if (s->s.frames[i].tf.f->buf[0])
vp9_frame_unref(avctx, &s->s.frames[i]);
vp9_frame_unref(avctx, &s->s.frames[i]);
av_frame_free(&s->s.frames[i].tf.f);
}
av_buffer_pool_uninit(&s->frame_extradata_pool);
for (i = 0; i < 8; i++) {
if (s->s.refs[i].f->buf[0])
ff_thread_release_buffer(avctx, &s->s.refs[i]);
ff_thread_release_buffer(avctx, &s->s.refs[i]);
av_frame_free(&s->s.refs[i].f);
if (s->next_refs[i].f->buf[0])
ff_thread_release_buffer(avctx, &s->next_refs[i]);
ff_thread_release_buffer(avctx, &s->next_refs[i]);
av_frame_free(&s->next_refs[i].f);
}