php 8.1 Deprecated null parameters in functions. Fixed.

diff --git a/includes/packages.inc b/includes/packages.inc
index 54d16abf5b4bf31cd15ff29f8b048a6acd0b9c94..87febb332e0fd63202de1cc7dc2736dc686775ad 100644 (file)
--- a/includes/packages.inc
+++ b/includes/packages.inc
@@ -708,9 +708,13 @@ function install_extension($pkg_name)
 */
 function check_pkg_upgrade($current, $available)
 {
+       if ($available == NULL)
+               return false;
        preg_match_all('/[\d]+/', $available, $aver);
        if (!count($aver[0]))
                return false;
+       if ($current == NULL)
+               return true;
        preg_match_all('/[\d]+/', $current, $cver);
        if (!count($cver[0]))
                return true;