[WATCHDOG] Fix NULL usage in s3c2410_wdt driver.

Fix comparison of a pointer to 0, instead of using
NULL for a invalid pointer.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>

diff --git a/drivers/watchdog/s3c2410_wdt.c b/drivers/watchdog/s3c2410_wdt.c
index 22715e3..27af55f 100644 (file)
--- a/drivers/watchdog/s3c2410_wdt.c
+++ b/drivers/watchdog/s3c2410_wdt.c
@@ -374,7 +374,7 @@ static int s3c2410wdt_probe(struct platform_device *pdev)
        }
 
        wdt_base = ioremap(res->start, size);
-       if (wdt_base == 0) {
+       if (wdt_base == NULL) {
                dev_err(dev, "failed to ioremap() region\n");
                ret = -EINVAL;
                goto err_req;