1 files changed, 7 insertions, 5 deletions
diff --git a/libavfilter/af_earwax.c b/libavfilter/af_earwax.c
index c3109976f8..b0ba4cff65 100644
--- a/libavfilter/af_earwax.c
+++ b/libavfilter/af_earwax.c
@@ -78,15 +78,17 @@ typedef struct {
 static int query_formats(AVFilterContext *ctx)
 {
     static const int sample_rates[] = { 44100, -1 };
+    int ret;
 
     AVFilterFormats *formats = NULL;
     AVFilterChannelLayouts *layout = NULL;
 
-    ff_add_format(&formats, AV_SAMPLE_FMT_S16);
-    ff_set_common_formats(ctx, formats);
-    ff_add_channel_layout(&layout, AV_CH_LAYOUT_STEREO);
-    ff_set_common_channel_layouts(ctx, layout);
-    ff_set_common_samplerates(ctx, ff_make_format_list(sample_rates));
+    if ((ret = ff_add_format                 (&formats, AV_SAMPLE_FMT_S16                 )) < 0 ||
+        (ret = ff_set_common_formats         (ctx     , formats                           )) < 0 ||
+        (ret = ff_add_channel_layout         (&layout , AV_CH_LAYOUT_STEREO               )) < 0 ||
+        (ret = ff_set_common_channel_layouts (ctx     , layout                            )) < 0 ||
+        (ret = ff_set_common_samplerates     (ctx     , ff_make_format_list(sample_rates) )) < 0)
+        return ret;
 
     return 0;
 }