svn commit: r210532 - head/sys/net

[Bjoern A. Zeeb]

Author: bz
Date: Tue Jul 27 11:54:01 2010
New Revision: 210532
URL: http://svn.freebsd.org/changeset/base/210532

Log:
  Return NULL rather than 0 for a pointer.
  
  MFC after:	3 days

Modified:
  head/sys/net/if.c

Modified: head/sys/net/if.c
==============================================================================
--- head/sys/net/if.c	Tue Jul 27 11:50:53 2010	(r210531)
+++ head/sys/net/if.c	Tue Jul 27 11:54:01 2010	(r210532)
@@ -1728,7 +1728,7 @@ ifaof_ifpforaddr(struct sockaddr *addr, 
 	u_int af = addr->sa_family;
 
 	if (af >= AF_MAX)
-		return (0);
+		return (NULL);
 	IF_ADDR_LOCK(ifp);
 	TAILQ_FOREACH(ifa, &ifp->if_addrhead, ifa_link) {
 		if (ifa->ifa_addr->sa_family != af)