diff options
| author |   millert <millert@openbsd.org> | 2004-08-30 18:14:33 +0000 |
|---|---|---|
| committer | millert <millert@openbsd.org> | 2004-08-30 18:14:33 +0000 |
| commit | 8a1827875244b8bbb3ded022849279d662d64ddf (patch) | |
| tree | 82ac07fe133552ecf164ef4255c865bfd9b69c7f /libexec/login_skey | |
| parent | Use CMSG_SPACE when allocating space for the control message. (diff) | |
| download | wireguard-openbsd-8a1827875244b8bbb3ded022849279d662d64ddf.tar.xz wireguard-openbsd-8a1827875244b8bbb3ded022849279d662d64ddf.zip | |
Use CMSG_SPACE when allocating space for the control message.
Fixes fd passing problems on sparc and sparc64. OK henning@
Diffstat (limited to 'libexec/login_skey')
| -rw-r--r-- | libexec/login_skey/login_skey.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/libexec/login_skey/login_skey.c b/libexec/login_skey/login_skey.c index baa23a6fb35..948c806c228 100644 --- a/libexec/login_skey/login_skey.c +++ b/libexec/login_skey/login_skey.c @@ -1,4 +1,4 @@ -/* $OpenBSD: login_skey.c,v 1.15 2004/08/11 17:09:25 millert Exp $ */ +/* $OpenBSD: login_skey.c,v 1.16 2004/08/30 18:14:33 millert Exp $ */ /* * Copyright (c) 2000, 2001, 2004 Todd C. Miller <Todd.Miller@courtesan.com> @@ -261,18 +261,18 @@ send_fd(int sock) { struct msghdr msg; struct cmsghdr *cmp; - char cmsgbuf[CMSG_LEN(sizeof(int))]; + char cmsgbuf[CMSG_SPACE(sizeof(int))]; memset(&msg, 0, sizeof(msg)); msg.msg_control = cmsgbuf; - msg.msg_controllen = sizeof(cmsgbuf); + msg.msg_controllen = CMSG_LEN(sizeof(int)); - cmp = (struct cmsghdr *)cmsgbuf; - cmp->cmsg_len = sizeof(cmsgbuf); + cmp = CMSG_FIRSTHDR(&msg); + cmp->cmsg_len = CMSG_LEN(sizeof(int)); cmp->cmsg_level = SOL_SOCKET; cmp->cmsg_type = SCM_RIGHTS; - *(int *)CMSG_DATA(cmsgbuf) = fileno(skey.keyfile); + *(int *)CMSG_DATA(cmp) = fileno(skey.keyfile); if (sendmsg(sock, &msg, 0) < 0) syslog(LOG_ERR, "sendmsg: %m"); |