Fix uninitialized warning caused by Bug 850639

diff --git a/showdependencygraph.cgi b/showdependencygraph.cgi
index 838402a8ebea4fddddd1275f3302fcb4a4f1955c..c8b99521cb9486bec2b62c87411947d58d7cd0d2 100755 (executable)
--- a/showdependencygraph.cgi
+++ b/showdependencygraph.cgi
@@ -29,7 +29,8 @@ my $vars = {};
 # performance.
 my $dbh = Bugzilla->switch_to_shadow_db();
 
-our (%seen, %edgesdone, %bugtitles, $bug_count);
+our (%seen, %edgesdone, %bugtitles);
+our $bug_count = 0;
 
 # CreateImagemap: This sub grabs a local filename as a parameter, reads the 
 # dot-generated image map datafile residing in that file and turns it into