11506 smatch resync

@@ -32,10 +32,14 @@
     my $full_path = shift;
     my $project = shift;
     my $dir = dirname($full_path);
     my ($data, $op, $limit);
 
+    if ($project =~ /^$/) {
+        return;
+    }
+
     open(FILE, "$dir/$project.constraints_required");
     while (<FILE>) {
         ($data, $op, $limit) = split(/,/);
         $op =~ s/ //g;
         $limit =~ s/^ +//;