From 00c0c18aea40dd39efc275e24ad9d5e12a873a32 Mon Sep 17 00:00:00 2001
From: Martin Mares <mj@ucw.cz>
Date: Tue, 25 Apr 2000 23:07:47 +0000
Subject: Allow sk_close(NULL).

---
 sysdep/unix/io.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'sysdep')

diff --git a/sysdep/unix/io.c b/sysdep/unix/io.c
index aff144b..6f2c08e 100644
--- a/sysdep/unix/io.c
+++ b/sysdep/unix/io.c
@@ -698,7 +698,7 @@ bad:
 void
 sk_close(sock *s)
 {
-  if (s->entered)
+  if (s && s->entered)
     s->type = SK_DELETED;
   else
     rfree(s);
-- 
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