diff --git a/lldb/scripts/disasm-gdb-remote.pl b/lldb/scripts/disasm-gdb-remote.pl
index 2725c6e781f8..0742ea8ce7aa 100755
--- a/lldb/scripts/disasm-gdb-remote.pl
+++ b/lldb/scripts/disasm-gdb-remote.pl
@@ -554,6 +554,7 @@ sub dump_register_value
     if ($reg_num >= @$registers_aref)
     {
         printf("\tinvalid register index %d\n", $reg_num);
+        return;
     }
     
     my $reg_href = $$registers_aref[$reg_num];