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Diffstat (limited to 'libavfilter/vf_showpalette.c')
-rw-r--r--libavfilter/vf_showpalette.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/libavfilter/vf_showpalette.c b/libavfilter/vf_showpalette.c
index e4d59b62c8..807dfb1d95 100644
--- a/libavfilter/vf_showpalette.c
+++ b/libavfilter/vf_showpalette.c
@@ -46,6 +46,7 @@ static int query_formats(AVFilterContext *ctx)
{
static const enum AVPixelFormat in_fmts[] = {AV_PIX_FMT_PAL8, AV_PIX_FMT_NONE};
static const enum AVPixelFormat out_fmts[] = {AV_PIX_FMT_RGB32, AV_PIX_FMT_NONE};
+ int ret;
AVFilterFormats *in = ff_make_format_list(in_fmts);
AVFilterFormats *out = ff_make_format_list(out_fmts);
if (!in || !out) {
@@ -53,8 +54,9 @@ static int query_formats(AVFilterContext *ctx)
av_freep(&out);
return AVERROR(ENOMEM);
}
- ff_formats_ref(in, &ctx->inputs[0]->out_formats);
- ff_formats_ref(out, &ctx->outputs[0]->in_formats);
+ if ((ret = ff_formats_ref(in , &ctx->inputs[0]->out_formats)) < 0 ||
+ (ret = ff_formats_ref(out, &ctx->outputs[0]->in_formats)) < 0)
+ return ret;
return 0;
}