From a90c7373aaaceb927dae778c21f5ac3af2c018c5 Mon Sep 17 00:00:00 2001
From: mvs <mvs@openbsd.org>
Date: Thu, 11 Feb 2021 20:28:57 +0000
Subject: [PATCH] sbdrop(): use NULL instead of 0 in pointer assignment

ok bluhm@
---
 sys/kern/uipc_socket2.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sys/kern/uipc_socket2.c b/sys/kern/uipc_socket2.c
index 27887c815f9..0d9bd20ed36 100644
--- a/sys/kern/uipc_socket2.c
+++ b/sys/kern/uipc_socket2.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: uipc_socket2.c,v 1.105 2021/02/10 08:20:09 mvs Exp $	*/
+/*	$OpenBSD: uipc_socket2.c,v 1.106 2021/02/11 20:28:57 mvs Exp $	*/
 /*	$NetBSD: uipc_socket2.c,v 1.11 1996/02/04 02:17:55 christos Exp $	*/
 
 /*
@@ -973,7 +973,7 @@ sbdrop(struct socket *so, struct sockbuf *sb, int len)
 	KASSERT(sb == &so->so_rcv || sb == &so->so_snd);
 	soassertlocked(so);
 
-	next = (m = sb->sb_mb) ? m->m_nextpkt : 0;
+	next = (m = sb->sb_mb) ? m->m_nextpkt : NULL;
 	while (len > 0) {
 		if (m == NULL) {
 			if (next == NULL)
-- 
2.20.1