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avfilter/af_anequalizer: check return value of ff_insert_outpad()

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This commit is contained in:
Paul B Mahol 2018-09-15 21:44:13 +02:00
parent 876101cf41
commit e334765408
1 changed files with 15 additions and 6 deletions
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21
libavfilter/af_anequalizer.c
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@ -189,6 +189,7 @@ static av_cold int init(AVFilterContext *ctx)
{
AudioNEqualizerContext *s = ctx->priv;
AVFilterPad pad, vpad;
int ret;
pad = (AVFilterPad){
.name = av_strdup("out0"),
@ -208,10 +209,19 @@ static av_cold int init(AVFilterContext *ctx)
return AVERROR(ENOMEM);
}
ff_insert_outpad(ctx, 0, &pad);
ret = ff_insert_outpad(ctx, 0, &pad);
if (ret < 0) {
av_freep(&pad.name);
return ret;
}
if (s->draw_curves)
ff_insert_outpad(ctx, 1, &vpad);
if (s->draw_curves) {
ret = ff_insert_outpad(ctx, 1, &vpad);
if (ret < 0) {
av_freep(&vpad.name);
return ret;
}
}
return 0;
}
@ -259,9 +269,8 @@ static av_cold void uninit(AVFilterContext *ctx)
{
AudioNEqualizerContext *s = ctx->priv;
av_freep(&ctx->output_pads[0].name);
if (s->draw_curves)
av_freep(&ctx->output_pads[1].name);
for (int i = 0; i < ctx->nb_outputs; i++)
av_freep(&ctx->output_pads[i].name);
av_frame_free(&s->video);
av_freep(&s->filters);
s->nb_filters = 0;