svn commit: r298030 - in head: contrib/ipfilter sys/contrib/ipfilter/netinet

[Cy Schubert]

Author: cy
Date: Fri Apr 15 03:43:16 2016
New Revision: 298030
URL: https://svnweb.freebsd.org/changeset/base/298030

Log:
  Use NULL instead of 0 for pointer comparison.
  
  MFC after:	4 weeks

Modified:
  head/contrib/ipfilter/bpf_filter.c
  head/sys/contrib/ipfilter/netinet/ip_fil_freebsd.c

Modified: head/contrib/ipfilter/bpf_filter.c
==============================================================================
--- head/contrib/ipfilter/bpf_filter.c	Fri Apr 15 03:42:12 2016	(r298029)
+++ head/contrib/ipfilter/bpf_filter.c	Fri Apr 15 03:43:16 2016	(r298030)
@@ -132,7 +132,7 @@ m_xword(m, k, err)
 		return EXTRACT_LONG(cp);
 	}
 	m0 = m->m_next;
-	if (m0 == 0 || M_LEN(m0) + len - k < 4)
+	if (m0 == NULL || M_LEN(m0) + len - k < 4)
 		goto bad;
 	*err = 0;
 	np = MTOD(m0, u_char *);
@@ -168,7 +168,7 @@ m_xhalf(m, k, err)
 		return EXTRACT_SHORT(cp);
 	}
 	m0 = m->m_next;
-	if (m0 == 0)
+	if (m0 == NULL)
 		goto bad;
 	*err = 0;
 	return (cp[0] << 8) | MTOD(m0, u_char *)[0];
@@ -205,7 +205,7 @@ bpf_filter(pc, p, wirelen, buflen)
 	} else
 		m = NULL;
 
-	if (pc == 0)
+	if (pc == NULL)
 		/*
 		 * No filter means accept all.
 		 */

Modified: head/sys/contrib/ipfilter/netinet/ip_fil_freebsd.c
==============================================================================
--- head/sys/contrib/ipfilter/netinet/ip_fil_freebsd.c	Fri Apr 15 03:42:12 2016	(r298029)
+++ head/sys/contrib/ipfilter/netinet/ip_fil_freebsd.c	Fri Apr 15 03:43:16 2016	(r298030)
@@ -738,7 +738,7 @@ ipf_fastroute(m0, mpp, fin, fdp)
 	*/
 	if (M_WRITABLE(m) == 0) {
 		m0 = m_dup(m, M_NOWAIT);
-		if (m0 != 0) {
+		if (m0 != NULL) {
 			FREE_MB_T(m);
 			m = m0;
 			*mpp = m;
@@ -885,7 +885,7 @@ ipf_fastroute(m0, mpp, fin, fdp)
 #else
 		MGET(m, M_NOWAIT, MT_HEADER);
 #endif
-		if (m == 0) {
+		if (m == NULL) {
 			m = m0;
 			error = ENOBUFS;
 			goto bad;