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path: root/drivers/serial/uartlite.c
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Diffstat (limited to 'drivers/serial/uartlite.c')
-rw-r--r--drivers/serial/uartlite.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/serial/uartlite.c b/drivers/serial/uartlite.c
index db8607e3d53..f5051cf1a0c 100644
--- a/drivers/serial/uartlite.c
+++ b/drivers/serial/uartlite.c
@@ -256,7 +256,7 @@ static void ulite_release_port(struct uart_port *port)
{
release_mem_region(port->mapbase, ULITE_REGION);
iounmap(port->membase);
- port->membase = 0;
+ port->membase = NULL;
}
static int ulite_request_port(struct uart_port *port)
@@ -438,7 +438,7 @@ static int __devinit ulite_probe(struct platform_device *pdev)
port->iotype = UPIO_MEM;
port->iobase = 1; /* mark port in use */
port->mapbase = res->start;
- port->membase = 0;
+ port->membase = NULL;
port->ops = &ulite_ops;
port->irq = res2->start;
port->flags = UPF_BOOT_AUTOCONF;
@@ -462,7 +462,7 @@ static int ulite_remove(struct platform_device *pdev)
uart_remove_one_port(&ulite_uart_driver, port);
/* mark port as free */
- port->membase = 0;
+ port->membase = NULL;
return 0;
}