[DW-Changelog] dw-free: http://bugs.dwscoalition.org/show_bug.cgi?id=1616

[Dreamwidth Changelog]

        Slight tweak to be safer: return blank string instead of undef (no 
functional change)

        Patch by kareila. 

diffs (12 lines):

diff -r aecbbe85bdc7 -r cb26f5eed563 cgi-bin/LJ/User.pm
--- a/cgi-bin/LJ/User.pm        Wed Sep 02 17:26:27 2009 +0000
+++ b/cgi-bin/LJ/User.pm        Wed Sep 02 17:45:53 2009 +0000
@@ -3620,7 +3620,7 @@ sub security_group_display {
         }
     }
 
-    return join( ', ', @ret ) if @ret;
+    return join( ', ', @ret );
 }
 
 
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