diff --git a/libavcodec/mediacodecdec_common.c b/libavcodec/mediacodecdec_common.c
index 8a270f2f29..ae336ab835 100644
--- a/libavcodec/mediacodecdec_common.c
+++ b/libavcodec/mediacodecdec_common.c
@@ -537,6 +537,8 @@ static int mediacodec_wrap_sw_buffer(AVCodecContext *avctx,
         av_log(avctx, AV_LOG_ERROR, "Could not get %s from format %s\n", key, format); \
         ret = AVERROR_EXTERNAL;                                                        \
         goto fail;                                                                     \
+    } else {                                                                           \
+        (name) = 0;                                                                    \
     }                                                                                  \
 } while (0)                                                                            \