49_SSCamSTRM: minor internal code change

git-svn-id: https://svn.fhem.de/fhem/trunk@20478 2b470e98-0d58-463d-a4d8-8e2adae1ed80

fhem/CHANGED

@@ -1,5 +1,6 @@
 # Add changes at the top of the list. Keep it in ASCII, and 80-char wide.
 # Do not insert empty lines here, update check depends on it.
+ - change:  49_SSCamSTRM: minor internal code change
  - feature: 73_AutoShuttersControl: add event RegEx true false to WinRec Fn
  - feature: 49_SSCam: add possible usage of several cache types, e.g. file-
                       memory- and Redis-Cache, to store images/recordings for

fhem/FHEM/49_SSCamSTRM.pm

@@ -35,6 +35,7 @@ eval "use FHEM::Meta;1" or my $modMetaAbsent = 1;
 
 # Versions History intern
 our %SSCamSTRM_vNotesIntern = (
+  "2.10.2" => "08.11.2019  undef \$link in SSCamSTRM_FwFn / SSCamSTRM_AsHtml to save memory ",
   "2.10.1" => "18.10.2019  set parentState initial in Define, Forum: https://forum.fhem.de/index.php/topic,45671.msg985136.html#msg985136 ",
   "2.10.0" => "21.09.2019  new attribute hideAudio ",
   "2.9.0"  => "19.09.2019  new attribute noLink ",
@@ -300,6 +301,8 @@ sub SSCamSTRM_FwFn($;$$$) {
       Log3($d, 5, "$d - next start of autoRefresh: ".FmtDateTime(gettimeofday()+$al));
   }
   
+  undef $link;
+
 return $ret;
 }
 
@@ -387,6 +390,7 @@ sub SSCamSTRM_AsHtml($;$) {
   }
   
   $ret .= "</html>";
+  undef $link;
   
 return $ret;
 }