Merge remote-tracking branch 'upstream/3.1-stable' into dev

Signed-off-by: Florian Pritz <bluewind@xinu.at>

1 files changed, 1 insertions, 1 deletions

diff --git a/system/libraries/Upload.php b/system/libraries/Upload.php
index ae60f35af..e754205de 100644
--- a/system/libraries/Upload.php
+++ b/system/libraries/Upload.php
@@ -1227,7 +1227,7 @@ class CI_Upload {
 		if (function_exists('finfo_file'))
 		{
 			$finfo = @finfo_open(FILEINFO_MIME);
-			if (is_resource($finfo)) // It is possible that a FALSE value is returned, if there is no magic MIME database file found on the system
+			if ($finfo !== FALSE) // It is possible that a FALSE value is returned, if there is no magic MIME database file found on the system
 			{
 				$mime = @finfo_file($finfo, $file['tmp_name']);
 				finfo_close($finfo);