[PATCH 1 of 3] Change error to debug for an expected failure

[Wald Commits]

# HG changeset patch
# User Andre Heinecke <andre.heinecke at intevation.de>
# Date 1422278893 -3600
# Node ID 05c62ad0c74fd79468d9c5db013e8f076c069c67
# Parent  a2574a0293222414469ac6fd4daa564559c147f6
Change error to debug for an expected failure.

diff -r a2574a029322 -r 05c62ad0c74f common/util.c
--- a/common/util.c	Mon Jan 26 13:17:32 2015 +0100
+++ b/common/util.c	Mon Jan 26 14:28:13 2015 +0100
@@ -340,7 +340,7 @@
 
   if (ret <= 0)
     {
-      ERRORPRINTF ("readlink failed\n");
+      DEBUGPRINTF ("readlink failed\n");
       return NULL;
     }