diff --git a/mod/forum/post.php b/mod/forum/post.php
index fe59a0959ad..a70c43cd2d0 100644
--- a/mod/forum/post.php
+++ b/mod/forum/post.php
@@ -2,7 +2,6 @@
 
 //  Edit and save a new post to a discussion
 
-
     require_once("../../config.php");
     require_once("lib.php");
 
@@ -423,13 +422,13 @@
 
     } else if (isset($prune)) {  // Teacher is pruning
 
-        if (! $post = forum_get_post_full($prune)) {
+        if (!$post = forum_get_post_full($prune)) {
             error("Post ID was incorrect");
         }
-        if (! $discussion = get_record("forum_discussions", "id", $post->discussion)) {
+        if (!$discussion = get_record("forum_discussions", "id", $post->discussion)) {
             error("This post is not part of a discussion!");
         }
-        if (! $forum = get_record("forum", "id", $discussion->forum)) {
+        if (!$forum = get_record("forum", "id", $discussion->forum)) {
             error("The forum number was incorrect ($discussion->forum)");
         }
         if (!isteacher($forum->course)) {
@@ -438,8 +437,11 @@
         if (!$post->parent) {
             error('This is already the first post in the discussion');
         }
+        if (!$cm = get_coursemodule_from_instance("forum", $forum->id, $forum->course)) { // For the logs
+            $cm->id = 0;
+        }
 
-        if (isset($_REQUEST['name'])) {    // User has confirmed the prune
+        if (isset($_GET['name'])) {    // User has confirmed the prune
 
             $newdiscussion->course = $discussion->course;
             $newdiscussion->forum = $discussion->forum;
@@ -475,9 +477,6 @@
             set_field('forum_discussions', 'timemodified', $lastpost->time, 'id', $newid);
 
 
-            if (!$cm = get_coursemodule_from_instance("forum", $forum->id, $forum->course)) { // For the logs
-                $cm->id = 0;
-            }
             add_to_log($discussion->course, "forum", "prune post",
                            "discuss.php?d=$newid", "$post->id", $cm->id);
 
diff --git a/mod/forum/prune.html b/mod/forum/prune.html
index c8bb3fafdff..da09e93c20a 100644
--- a/mod/forum/prune.html
+++ b/mod/forum/prune.html
@@ -1,4 +1,4 @@
-<form name="prune" method="get" action="post.php" enctype="multipart/form-data">
+<form name="prune" method="get" action="post.php">
 <table border="0" cellpadding="5">
 <tr valign="top">
     <td align="right"><b><?php print_string("discussionname", "forum"); ?>:</b></td>
@@ -7,14 +7,12 @@
     </td>
 </tr>
 
-
 <tr>
     <td align="center" colspan="2">
     <input type="hidden" name="prune"   value="<?php p($prune) ?>" />
     <input type="hidden" name="confirm" value="<?php p($prune) ?>" />
     <input type="submit" value="<?php print_string('prune', 'forum'); ?>" />
     </td>
-
 </tr>
 </table>
 </form>