1 files changed, 2 insertions, 0 deletions
diff --git a/lib/urlapi.c b/lib/urlapi.c
index c66c07f0a..0d05f4d92 100644
--- a/lib/urlapi.c
+++ b/lib/urlapi.c
@@ -636,6 +636,8 @@ static CURLUcode hostname_check(struct Curl_URL *u, char *hostname)
       /* hostname with bad content */
       return CURLUE_MALFORMED_INPUT;
   }
+  if(!hostname[0])
+    return CURLUE_NO_HOST;
   return CURLUE_OK;
 }