From: Yaowei Bai <bywxiaobai@163.com>
Date: Thu, 8 Oct 2015 13:29:01 +0000 (+0800)
Subject: net/inetdevice: bad_mask can be boolean
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=f06cc7b284f3dfb2c5decbf9fde711b50a530050;p=openwrt%2Fstaging%2Fblogic.git

net/inetdevice: bad_mask can be boolean

This patch makes bad_mask return bool 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>
---

diff --git a/include/linux/inetdevice.h b/include/linux/inetdevice.h
index 3b0999e0260f..ee971f335a8b 100644
--- a/include/linux/inetdevice.h
+++ b/include/linux/inetdevice.h
@@ -180,15 +180,15 @@ static __inline__ bool inet_ifa_match(__be32 addr, struct in_ifaddr *ifa)
  *	Check if a mask is acceptable.
  */
  
-static __inline__ int bad_mask(__be32 mask, __be32 addr)
+static __inline__ bool bad_mask(__be32 mask, __be32 addr)
 {
 	__u32 hmask;
 	if (addr & (mask = ~mask))
-		return 1;
+		return true;
 	hmask = ntohl(mask);
 	if (hmask & (hmask+1))
-		return 1;
-	return 0;
+		return true;
+	return false;
 }
 
 #define for_primary_ifa(in_dev)	{ struct in_ifaddr *ifa; \