Fixed bug #62885 (mysqli_poll - Segmentation fault)

Author: laruence

NEWS

@@ -22,6 +22,9 @@ PHP                                                                        NEWS
     (reeze.xia@gmail.com)
   . Fixed bug #62500 (Segfault in DateInterval class when extended). (Laruence)
 
+- MySQLnd:
+  . Fixed bug #62885 (mysqli_poll - Segmentation fault). (Laruence)
+
 - PDO:
   . Fixed bug #62685 (Wrong return datatype in PDO::inTransaction()). (Laruence)
 

ext/mysqli/mysqli_nonapi.c

@@ -705,6 +705,11 @@ PHP_FUNCTION(mysqli_poll)
 		RETURN_FALSE;
 	}
 
+	if (!r_array && !e_array) {
+		php_error_docref(NULL TSRMLS_CC, E_WARNING, "No stream arrays were passed");
+		RETURN_FALSE;
+	}
+
 	if (r_array != NULL) {
 		mysqlnd_zval_array_to_mysqlnd_array(r_array, &new_r_array TSRMLS_CC);
 	}

ext/mysqli/tests/bug62885.phpt

@@ -0,0 +1,26 @@
+--TEST--
+Bug #62885 (mysqli_poll - Segmentation fault)
+--SKIPIF--
+<?php
+require_once('skipif.inc');
+require_once("connect.inc");
+if (!$IS_MYSQLND) {
+    die("skip mysqlnd only test");
+}
+?>
+--FILE--
+<?php
+error_reporting(E_ALL);
+$tablica = array();
+$test1 = mysqli_poll($test2, $test3, $tablica, null);
+
+$test2 = array();
+$test2 = array();
+$test1 = mysqli_poll($test2, $test3, $tablica, null);
+echo "okey";
+?>
+--EXPECTF--
+Warning: mysqli_poll(): No stream arrays were passed in %sbug62885.php on line %d
+
+Warning: mysqli_poll(): No stream arrays were passed in %sbug62885.php on line %d
+okey