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check mysql->extension for NULL before referencing it

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This commit is contained in:
Vladislav Vaintroub
2016-05-30 17:50:59 +00:00
parent f8aad3d879
commit ec383d59fa
1 changed files with 1 additions and 1 deletions
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2
libmariadb/mariadb_lib.c
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@@ -1846,7 +1846,7 @@ mysql_close(MYSQL *mysql)
{
if (mysql) /* Some simple safety */
{
if (mysql->extension->conn_hdlr)
if ((mysql->extension && mysql->extension->conn_hdlr)
{
MA_CONNECTION_HANDLER *p= mysql->extension->conn_hdlr;
p->plugin->close(mysql);