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Subject[PATCH] watchdog: machzwd : fix warning Using plain integer as NULL pointer
Changes passing function argument 0 to NULL to avoid below sparse
warning

CHECK drivers/watchdog//machzwd.c
drivers/watchdog//machzwd.c:321:25: warning: Using plain integer as NULL
pointer

Signed-off-by: Hariprasad Kelam <hariprasad.kelam@gmail.com>
---
drivers/watchdog/machzwd.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/watchdog/machzwd.c b/drivers/watchdog/machzwd.c
index 88d823d..c3926d0 100644
--- a/drivers/watchdog/machzwd.c
+++ b/drivers/watchdog/machzwd.c
@@ -318,7 +318,7 @@ static long zf_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
case WDIOC_GETBOOTSTATUS:
return put_user(0, p);
case WDIOC_KEEPALIVE:
- zf_ping(0);
+ zf_ping(NULL);
break;
default:
return -ENOTTY;
--
2.7.4
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