[SERIAL] 8250_early.c passing 0 instead of NULL

Fix sparse warning about passing `0` to  simple_strtoul()

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/serial/8250_early.c b/drivers/serial/8250_early.c
index b7a5dd710228..59ba5d993b4b 100644
--- a/drivers/serial/8250_early.c
+++ b/drivers/serial/8250_early.c
@@ -164,7 +164,7 @@ static int __init parse_options(struct early_uart_device *device, char *options)
 
         if ((options = strchr(options, ','))) {
                 options++;
-                device->baud = simple_strtoul(options, 0, 0);
+                device->baud = simple_strtoul(options, NULL, 0);
                 length = min(strcspn(options, " "), sizeof(device->options));
                 strncpy(device->options, options, length);
         } else {