diff --git a/lib/sendf.c b/lib/sendf.c
index ca5cd1d12..868aa887a 100644
--- a/lib/sendf.c
+++ b/lib/sendf.c
@@ -120,7 +120,7 @@ void curl_slist_free_all(struct curl_slist *list)
 }
 
 
-/* infof() is for info message along the way */
+/* Curl_infof() is for info message along the way */
 
 void Curl_infof(struct UrlData *data, char *fmt, ...)
 {
@@ -133,7 +133,7 @@ void Curl_infof(struct UrlData *data, char *fmt, ...)
   }
 }
 
-/* failf() is for messages stating why we failed, the LAST one will be
+/* Curl_failf() is for messages stating why we failed, the LAST one will be
    returned for the user (if requested) */
 
 void Curl_failf(struct UrlData *data, char *fmt, ...)
@@ -142,7 +142,7 @@ void Curl_failf(struct UrlData *data, char *fmt, ...)
   va_start(ap, fmt);
   if(data->errorbuffer)
     vsnprintf(data->errorbuffer, CURL_ERROR_SIZE, fmt, ap);
-  else {
+  else if(!data->bits.mute) {
     /* no errorbuffer receives this, write to data->err instead */
     vfprintf(data->err, fmt, ap);
     fprintf(data->err, "\n");