don't capture blocked words in spam check

In the checkwordblock check, the blocked word isn't used, so there is no need
to capture it. This might improve the spam check speed (untested).

See http://forum.dokuwiki.org/thread/752

darcs-hash:20070422100519-7ad00-61e364816942afdd0f714a703f15ac75c838fccb.gz

1 files changed, 1 insertions, 1 deletions

diff --git a/inc/common.php b/inc/common.php
index cbca47802..8e7cfa54f 100644
--- a/inc/common.php
+++ b/inc/common.php
@@ -476,7 +476,7 @@ function checkwordblock(){
       if(empty($block)) continue;
       $re[]  = $block;
     }
-    if(preg_match('#('.join('|',$re).')#si',$text, $match=array())) {
+    if(preg_match('#('.join('|',$re).')#si',$text)) {
       return true;
     }
   }