Fix crash

diff --git a/ext/mbstring/mbstring.c b/ext/mbstring/mbstring.c
index 321cd2a11c6ad9619f20572d8e04577cedb207e2..34d60adcdc059f5fd9bbb573511469ff046cb003 100644 (file)
--- a/ext/mbstring/mbstring.c
+++ b/ext/mbstring/mbstring.c
@@ -1277,7 +1277,7 @@ php_mbstr_encoding_handler(zval *arg, char *res, char *separator TSRMLS_DC)
                        val_list[n] = val;
                        len_list[n] = php_url_decode(val, strlen(val));
                } else {
-                       val_list[n] = NULL;
+                       val_list[n] = "";
                        len_list[n] = 0;
                }
                n++;