HttpUtils: Avoid perl errors on empty return

git-svn-id: svn://svn.code.sf.net/p/fhem/code/trunk@4497 2b470e98-0d58-463d-a4d8-8e2adae1ed80
2013-12-29 09:37:08 +00:00
parent 40e4963f89
commit e496156a50
1 changed files with 6 additions and 0 deletions
--- a/fhem/FHEM/HttpUtils.pm
+++ b/fhem/FHEM/HttpUtils.pm
@@ -147,6 +147,12 @@ CustomGetFileFromURL($$@)
  my @header= split("\r\n", $1);
  my @header0= split(" ", shift @header);
  my $code= $header0[1];
+
+  if(!defined($code) || $code eq "") {
+    Log3 undef, $loglevel,
+           "CustomGetFileFromURL $displayurl: empty answer received";
+    return undef;
+  }
  Log3 undef, $loglevel,
       "CustomGetFileFromURL $displayurl: HTTP Response code $code";