diff --git a/libavformat/sapdec.c b/libavformat/sapdec.c
index d5b5d71c02..22db3803c9 100644
--- a/libavformat/sapdec.c
+++ b/libavformat/sapdec.c
@@ -179,7 +179,9 @@ static int sap_read_header(AVFormatContext *s)
             goto fail;
         }
         st->id = i;
-        avcodec_parameters_copy(st->codecpar, sap->sdp_ctx->streams[i]->codecpar);
+        ret = avcodec_parameters_copy(st->codecpar, sap->sdp_ctx->streams[i]->codecpar);
+        if (ret < 0)
+            goto fail;
         st->time_base = sap->sdp_ctx->streams[i]->time_base;
     }