From e7ea2a52ffaf60a211edc0df97dcf194d1257714 Mon Sep 17 00:00:00 2001
From: Wei Yongjun <weiyongjun1@huawei.com>
Date: Wed, 8 Aug 2018 03:23:44 +0000
Subject: [PATCH] netfilter: nfnetlink_osf: fix using plain integer as NULL
 warning

Fixes the following sparse warning:

net/netfilter/nfnetlink_osf.c:274:24: warning:
 Using plain integer as NULL pointer

Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
---
 net/netfilter/nfnetlink_osf.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/netfilter/nfnetlink_osf.c b/net/netfilter/nfnetlink_osf.c
index f9dba62c450f..00db27dfd2ff 100644
--- a/net/netfilter/nfnetlink_osf.c
+++ b/net/netfilter/nfnetlink_osf.c
@@ -271,7 +271,7 @@ const char *nf_osf_find(const struct sk_buff *skb,
 
 	tcp = nf_osf_hdr_ctx_init(&ctx, skb, ip, opts);
 	if (!tcp)
-		return false;
+		return NULL;
 
 	list_for_each_entry_rcu(kf, &nf_osf_fingers[ctx.df], finger_entry) {
 		f = &kf->finger;