[PATCH] selinux: Use NULL for pointers

[Jiapeng Chong]

Replace integer constants with NULL.

security/selinux/hooks.c:251:41: warning: Using plain integer as NULL pointer.

Reported-by: Abaci Robot <abaci@xxxxxxxxxxxxxxxxx>
Closes: https://bugzilla.openanolis.cn/show_bug.cgi?id=5958
Signed-off-by: Jiapeng Chong <jiapeng.chong@xxxxxxxxxxxxxxxxx>
---
 security/selinux/hooks.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 62072b63b19b..d0818a338fa8 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -248,7 +248,7 @@ static void ad_net_init_from_iif(struct common_audit_data *ad,
 				 struct lsm_network_audit *net,
 				 int ifindex, u16 family)
 {
-	__ad_net_init(ad, net, ifindex, 0, family);
+	__ad_net_init(ad, net, ifindex, NULL, family);
 }
 
 /*
-- 
2.20.1.7.g153144c