svn commit: r298191 - head/usr.bin/talk

[Marcelo Araujo]

Author: araujo
Date: Mon Apr 18 07:14:01 2016
New Revision: 298191
URL: https://svnweb.freebsd.org/changeset/base/298191

Log:
  User NULL instead of 0 for pointers.
  
  getservent(3) returns NULL on EOF or error.
  
  MFC after:	2 weeks.

Modified:
  head/usr.bin/talk/get_addrs.c

Modified: head/usr.bin/talk/get_addrs.c
==============================================================================
--- head/usr.bin/talk/get_addrs.c	Mon Apr 18 07:09:34 2016	(r298190)
+++ head/usr.bin/talk/get_addrs.c	Mon Apr 18 07:14:01 2016	(r298191)
@@ -59,7 +59,7 @@ get_addrs(const char *my_machine_name __
 		err(1, "failed to find my interface address");
 	/* find the server's port */
 	sp = getservbyname("ntalk", "udp");
-	if (sp == 0)
+	if (sp == NULL)
 		errx(1, "ntalk/udp: service is not registered");
 	daemon_port = sp->s_port;
 }