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From 968fbc6acf0bc27be17c0209be7f966e89a55943 Mon Sep 17 00:00:00 2001
From: Stanislav Malyshev <stas@php.net>
Date: Sun, 22 Mar 2015 18:20:59 -0700
Subject: [PATCH] Bacport fix bug #68741 - Null pointer dereference

---
 NEWS              | 3 +++
 ext/pgsql/pgsql.c | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/ext/pgsql/pgsql.c b/ext/pgsql/pgsql.c
index 16ce7bf..eb55777 100644
--- a/ext/pgsql/pgsql.c
+++ b/ext/pgsql/pgsql.c
@@ -6118,6 +6118,9 @@ static inline void build_tablename(smart_str *querystr, PGconn *pg_link, const c
 	/* schame.table should be "schame"."table" */
 	table_copy = estrdup(table);
 	token = php_strtok_r(table_copy, ".", &tmp);
+	if (token == NULL) {
+		token = table;
+	}
 	len = strlen(token);
 	if (_php_pgsql_detect_identifier_escape(token, len) == SUCCESS) {
 		smart_str_appendl(querystr, token, len);
-- 
2.1.4