Fix strict warning (passed by reference, PITS:01359)

git-svn-id: svn://pmwiki.org/pmwiki/trunk@3016 524c5546-5005-0410-9a3e-e25e191bd360

1 files changed, 2 insertions, 1 deletions

diff --git a/scripts/upload.php b/scripts/upload.php
index 6d93c566..6811be39 100644
--- a/scripts/upload.php
+++ b/scripts/upload.php
@@ -261,7 +261,8 @@ function UploadVerifyBasic($pagename,$uploadfile,$filepath) {
   global $EnableUploadOverwrite,$UploadExtSize,$UploadPrefixQuota,
     $UploadDirQuota,$UploadDir, $UploadBlacklist;
   if (count($UploadBlacklist)) {
-    $upname = strtolower(end(explode("/", $filepath)));
+    $tmp = explode("/", $filepath);
+    $upname = strtolower(end($tmp));
     foreach($UploadBlacklist as $needle) {
       if (strpos($upname, $needle)!==false) return 'upresult=badname';
     }