From 875e08294911b3cb8c60416d64d990809421de29 Mon Sep 17 00:00:00 2001
From: Yaowei Bai <bywxiaobai@163.com>
Date: Thu, 8 Oct 2015 21:28:56 +0800
Subject: [PATCH] net/nfnetlink: lockdep_nfnl_is_held can be boolean

This patch makes lockdep_nfnl_is_held return bool to improve
readability due to this particular function only using either
one or zero as its return value.

No functional change.

Signed-off-by: Yaowei Bai <bywxiaobai@163.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 include/linux/netfilter/nfnetlink.h | 6 +++---
 net/netfilter/nfnetlink.c           | 2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/include/linux/netfilter/nfnetlink.h b/include/linux/netfilter/nfnetlink.h
index e955d47306259..249d1bb01e03b 100644
--- a/include/linux/netfilter/nfnetlink.h
+++ b/include/linux/netfilter/nfnetlink.h
@@ -45,11 +45,11 @@ int nfnetlink_unicast(struct sk_buff *skb, struct net *net, u32 portid,
 void nfnl_lock(__u8 subsys_id);
 void nfnl_unlock(__u8 subsys_id);
 #ifdef CONFIG_PROVE_LOCKING
-int lockdep_nfnl_is_held(__u8 subsys_id);
+bool lockdep_nfnl_is_held(__u8 subsys_id);
 #else
-static inline int lockdep_nfnl_is_held(__u8 subsys_id)
+static inline bool lockdep_nfnl_is_held(__u8 subsys_id)
 {
-	return 1;
+	return true;
 }
 #endif /* CONFIG_PROVE_LOCKING */
 
diff --git a/net/netfilter/nfnetlink.c b/net/netfilter/nfnetlink.c
index 70277b11f742e..f1d9e887f5b15 100644
--- a/net/netfilter/nfnetlink.c
+++ b/net/netfilter/nfnetlink.c
@@ -64,7 +64,7 @@ void nfnl_unlock(__u8 subsys_id)
 EXPORT_SYMBOL_GPL(nfnl_unlock);
 
 #ifdef CONFIG_PROVE_LOCKING
-int lockdep_nfnl_is_held(u8 subsys_id)
+bool lockdep_nfnl_is_held(u8 subsys_id)
 {
 	return lockdep_is_held(&table[subsys_id].mutex);
 }