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avfilter/avf_concat: check ff_insert_pad() for failure

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Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2017-08-25 10:13:48 +02:00
parent 01b986cf18
commit 1a58da434a
1 changed files with 9 additions and 2 deletions
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11
libavfilter/avf_concat.c
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@ -361,6 +361,7 @@ static av_cold int init(AVFilterContext *ctx)
{ {
ConcatContext *cat = ctx->priv; ConcatContext *cat = ctx->priv;
unsigned seg, type, str; unsigned seg, type, str;
int ret;
/* create input pads */ /* create input pads */
for (seg = 0; seg < cat->nb_segments; seg++) { for (seg = 0; seg < cat->nb_segments; seg++) {
@ -373,7 +374,10 @@ static av_cold int init(AVFilterContext *ctx)
.filter_frame = filter_frame, .filter_frame = filter_frame,
}; };
pad.name = av_asprintf("in%d:%c%d", seg, "va"[type], str); pad.name = av_asprintf("in%d:%c%d", seg, "va"[type], str);
ff_insert_inpad(ctx, ctx->nb_inputs, &pad); if ((ret = ff_insert_inpad(ctx, ctx->nb_inputs, &pad)) < 0) {
av_freep(&pad.name);
return ret;
}
} }
} }
} }
@ -386,7 +390,10 @@ static av_cold int init(AVFilterContext *ctx)
.request_frame = request_frame, .request_frame = request_frame,
}; };
pad.name = av_asprintf("out:%c%d", "va"[type], str); pad.name = av_asprintf("out:%c%d", "va"[type], str);
ff_insert_outpad(ctx, ctx->nb_outputs, &pad); if ((ret = ff_insert_outpad(ctx, ctx->nb_outputs, &pad)) < 0) {
av_freep(&pad.name);
return ret;
}
} }
} }