no blocks larger than /16

diff --git a/includes/SpecialBlockip.php b/includes/SpecialBlockip.php
index a82a2fb..6734876 100644 (file)
--- a/includes/SpecialBlockip.php
+++ b/includes/SpecialBlockip.php
@@ -87,7 +87,7 @@ class IPBlockForm {
                if ( ! preg_match( "/^$rxIP$/", $wpBlockAddress ) ) {
                        if ( preg_match( "/^($rxIP)\\/(\\d{1,2})$/", $wpBlockAddress, $matches ) ) {
                                if ( $wgSysopRangeBans ) {
-                                       if ( $matches[2] > 31 || $matches[2] < 1 ) {
+                                       if ( $matches[2] > 31 || $matches[2] < 16 ) {
                                                $this->showForm( wfMsg( "ip_range_invalid" ) );
                                        }
                                        $wpBlockAddress = Block::normaliseRange( $wpBlockAddress );