[PATCH] serial/uartlite: Only enable port if request_port succeeded

The uartlite driver used to always enable the port even if request_port failed causing havoc. This patch fixes it. Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
git-mirror · Dec 22, 2006 · e21654a · e21654a
1 parent b2b2cbc
commit e21654a
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/drivers/serial/uartlite.c b/drivers/serial/uartlite.c
@@ -278,8 +278,8 @@ static int ulite_request_port(struct uart_port *port)
 
 static void ulite_config_port(struct uart_port *port, int flags)
 {
-	ulite_request_port(port);
-	port->type = PORT_UARTLITE;
+	if (!ulite_request_port(port))
+		port->type = PORT_UARTLITE;
 }
 
 static int ulite_verify_port(struct uart_port *port, struct serial_struct *ser)