diff --git a/libavformat/rtmpproto.c b/libavformat/rtmpproto.c
index dbe987058a..1d00cbb43f 100644
--- a/libavformat/rtmpproto.c
+++ b/libavformat/rtmpproto.c
@@ -256,9 +256,6 @@ static int rtmp_write_amf_data(URLContext *s, char *param, uint8_t **p)
         *value = '\0';
         value++;
 
-        if (!field || !value)
-            goto fail;
-
         ff_amf_write_field_name(p, field);
     } else {
         goto fail;