altera_uart: Don't use plain integer as NULL pointer

Fixes sparse warning.

Signed-off-by: Anton Vorontsov <cbouatmailru@gmail.com>
Cc: Alan Cox <alan@linux.intel.com>
Acked-by: Tobias Klauser <tklauser@distanz.ch>
This commit is contained in:
Anton Vorontsov 2010-10-01 17:23:13 +04:00 committed by Greg Kroah-Hartman
parent 5d89a48acf
commit 70eebd0b60

View File

@ -461,7 +461,7 @@ static int __init altera_uart_console_setup(struct console *co, char *options)
if (co->index < 0 || co->index >= CONFIG_SERIAL_ALTERA_UART_MAXPORTS)
return -EINVAL;
port = &altera_uart_ports[co->index].port;
if (port->membase == 0)
if (!port->membase)
return -ENODEV;
if (options)