- if (avctx->channels > FF_SANE_NB_CHANNELS) {
- av_log(avctx, AV_LOG_ERROR, "Too many channels: %d\n", avctx->channels);
+ if (avctx->channels > FF_SANE_NB_CHANNELS || avctx->channels < 0) {
+ av_log(avctx, AV_LOG_ERROR, "Too many or invalid channels: %d\n", avctx->channels);
+ ret = AVERROR(EINVAL);
+ goto free_and_end;
+ }
+ if (avctx->sample_rate < 0) {
+ av_log(avctx, AV_LOG_ERROR, "Invalid sample rate: %d\n", avctx->sample_rate);
+ ret = AVERROR(EINVAL);
+ goto free_and_end;
+ }
+ if (avctx->block_align < 0) {
+ av_log(avctx, AV_LOG_ERROR, "Invalid block align: %d\n", avctx->block_align);