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authorTheo de Raadt <deraadt@cvs.openbsd.org>2008-03-13 01:49:54 +0000
committerTheo de Raadt <deraadt@cvs.openbsd.org>2008-03-13 01:49:54 +0000
commitf806a02a48dffd4879055cd8cdc1895a0a6c926e (patch)
tree6c61227927ac37c4d373490dda12a0ed461491c8 /libexec/login_skey
parent2d29c72143d0f8408606ffb11045f029da0762f6 (diff)
Correct CMSG_SPACE and CMSG_LEN usage everywhere in the tree. Due to
an extensive discussion with otto, kettenis, millert, and hshoexer
Diffstat (limited to 'libexec/login_skey')
-rw-r--r--libexec/login_skey/login_skey.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/libexec/login_skey/login_skey.c b/libexec/login_skey/login_skey.c
index 0adea84540f..9a036c72e88 100644
--- a/libexec/login_skey/login_skey.c
+++ b/libexec/login_skey/login_skey.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: login_skey.c,v 1.19 2007/07/26 17:48:41 millert Exp $ */
+/* $OpenBSD: login_skey.c,v 1.20 2008/03/13 01:49:52 deraadt Exp $ */
/*
* Copyright (c) 2000, 2001, 2004 Todd C. Miller <Todd.Miller@courtesan.com>
@@ -263,11 +263,14 @@ send_fd(int sock)
{
struct msghdr msg;
struct cmsghdr *cmp;
- char cmsgbuf[CMSG_SPACE(sizeof(int))];
+ union {
+ struct cmsghdr hdr;
+ char buf[CMSG_SPACE(sizeof(int))];
+ } cmsgbuf;
memset(&msg, 0, sizeof(msg));
- msg.msg_control = cmsgbuf;
- msg.msg_controllen = CMSG_LEN(sizeof(int));
+ msg.msg_control = &cmsgbuf.buf;
+ msg.msg_controllen = sizeof(cmsgbuf.buf);
cmp = CMSG_FIRSTHDR(&msg);
cmp->cmsg_len = CMSG_LEN(sizeof(int));