Kill a compiler warning in ext/mysqlnd

diff --git a/ext/mysqlnd/mysqlnd_wireprotocol.c b/ext/mysqlnd/mysqlnd_wireprotocol.c
index 2a2cd9b977d915ba06820ee3f7df34987e097f48..b5ab7b1a565d86ba47d5e31d6f02bb2e07c75e02 100644 (file)
--- a/ext/mysqlnd/mysqlnd_wireprotocol.c
+++ b/ext/mysqlnd/mysqlnd_wireprotocol.c
@@ -538,7 +538,7 @@ size_t php_mysqlnd_auth_write(void * _packet)
                        DBG_RETURN(0);
                }
 
-               int1store(p, packet->auth_data_len);
+               int1store(p, (int8_t)packet->auth_data_len);
                ++p;
 /*!!!!! is the buffer big enough ??? */
                if (sizeof(buffer) < (packet->auth_data_len + (p - buffer))) {