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 3b0999e0260fd1058e122a44d72b015e8a752ffa..ee971f335a8b659f04e5a3048ca70e5bc361ee5f 100644 (file)
--- 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; \