From ce0a88b825f63e418e034a1bdfc377e91da5e770 Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Sat, 23 Jun 2012 18:50:13 +0000
Subject: [PATCH] -fix

---
 src/util/common_logging.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/util/common_logging.c b/src/util/common_logging.c
index 08aca02ef..ff11c7777 100644
--- a/src/util/common_logging.c
+++ b/src/util/common_logging.c
@@ -337,6 +337,8 @@ setup_log_file (const struct tm *tm)
   int dup_return;
   FILE *altlog;
   
+  if (NULL == log_file_name)
+    return GNUNET_SYSERR;
   if (0 == strftime (fn, sizeof (fn), log_file_name, tm))
     return GNUNET_SYSERR;
   if (0 == strcmp (fn, last_fn))
-- 
2.25.1