From 82160a06ccdb22db4ddaf4e2a253a3f04b39b80e Mon Sep 17 00:00:00 2001
From: Thomas Roessler <roessler@does-not-exist.org>
Date: Sun, 28 Oct 2001 09:09:14 +0000
Subject: [PATCH] Another bug related to #837.

---
 url.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/url.c b/url.c
index 289acb97..85f95420 100644
--- a/url.c
+++ b/url.c
@@ -67,7 +67,7 @@ url_scheme_t url_check_scheme (const char *s)
   char *t;
   int i;
   
-  if (!(t = strchr (s, ':')))
+  if (!s || !(t = strchr (s, ':')))
     return U_UNKNOWN;
   if ((t - s) + 1 >= sizeof (sbuf))
     return U_UNKNOWN;
-- 
2.40.0