+++ /dev/null
-diff -ru a/libavfilter/af_aformat.c b/libavfilter/af_aformat.c
---- a/libavfilter/af_aformat.c 2018-07-17 03:27:41.000000000 -0600
-+++ b/libavfilter/af_aformat.c 2019-08-08 18:20:22.150540943 -0600
-@@ -109,6 +109,16 @@
- return 0;
- }
-
-+#define DEL_FIELD(p,mem,fld) if( p->mem ) { av_freep(&p->mem->fld); av_freep(&p->mem); }
-+
-+static av_cold void uninit(AVFilterContext *ctx)
-+{
-+ AFormatContext *s = ctx->priv;
-+ DEL_FIELD(s, formats, formats);
-+ DEL_FIELD(s, sample_rates, formats);
-+ DEL_FIELD(s, channel_layouts, channel_layouts);
-+}
-+
- static int query_formats(AVFilterContext *ctx)
- {
- AFormatContext *s = ctx->priv;
-@@ -146,6 +156,7 @@
- .name = "aformat",
- .description = NULL_IF_CONFIG_SMALL("Convert the input audio to one of the specified formats."),
- .init = init,
-+ .uninit = uninit,
- .query_formats = query_formats,
- .priv_size = sizeof(AFormatContext),
- .priv_class = &aformat_class,