Global is an integer, do not set it to an empty string

diff --git a/include/bbcode.php b/include/bbcode.php
index 74dde2fdf431ee0f488ab11804a1698058719255..ab928bf12f2a29aeea84523a092ab45709e8ab18 100644 (file)
--- a/include/bbcode.php
+++ b/include/bbcode.php
@@ -1164,7 +1164,7 @@ function bbcode($Text,$preserve_nl = false, $tryoembed = true, $simplehtml = fal
        $Text = preg_replace('/\<([^>]*?)(src|href)=(.*?)\&amp\;(.*?)\>/ism', '<$1$2=$3&$4>', $Text);
 
        // sanitizes src attributes (only relative redir URIs or http URLs)
-       $Text = preg_replace('#<([^>]*?)(src)="(?!http|redir)(.*?)"(.*?)>#ism', '<$1$2=""$4 class="invalid-src" title="' . t('Invalid source protocol') . '">', $Text);
+       $Text = preg_replace('#<([^>]*?)(src)="(?!http|redir|cid)(.*?)"(.*?)>#ism', '<$1$2=""$4 class="invalid-src" title="' . t('Invalid source protocol') . '">', $Text);
 
        // sanitize href attributes (only whitelisted protocols URLs)
        // default value for backward compatibility