From 4d28fa78abce2890e136281950633fae2066cc29 Mon Sep 17 00:00:00 2001 From: "deraadt@openbsd.org" Date: Fri, 28 Jun 2019 13:35:04 +0000 Subject: upstream: When system calls indicate an error they return -1, not some arbitrary value < 0. errno is only updated in this case. Change all (most?) callers of syscalls to follow this better, and let's see if this strictness helps us in the future. OpenBSD-Commit-ID: 48081f00db7518e3b712a49dca06efc2a5428075 --- monitor.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'monitor.c') diff --git a/monitor.c b/monitor.c index 60e52944..96d10913 100644 --- a/monitor.c +++ b/monitor.c @@ -1,4 +1,4 @@ -/* $OpenBSD: monitor.c,v 1.197 2019/01/21 10:38:54 djm Exp $ */ +/* $OpenBSD: monitor.c,v 1.198 2019/06/28 13:35:04 deraadt Exp $ */ /* * Copyright 2002 Niels Provos * Copyright 2002 Markus Friedl @@ -1470,7 +1470,7 @@ mm_record_login(struct ssh *ssh, Session *s, struct passwd *pw) fromlen = sizeof(from); if (ssh_packet_connection_is_on_socket(ssh)) { if (getpeername(ssh_packet_get_connection_in(ssh), - (struct sockaddr *)&from, &fromlen) < 0) { + (struct sockaddr *)&from, &fromlen) == -1) { debug("getpeername: %.100s", strerror(errno)); cleanup_exit(255); } @@ -1538,7 +1538,7 @@ mm_answer_pty(struct ssh *ssh, int sock, struct sshbuf *m) fatal("%s: send fds failed", __func__); /* make sure nothing uses fd 0 */ - if ((fd0 = open(_PATH_DEVNULL, O_RDONLY)) < 0) + if ((fd0 = open(_PATH_DEVNULL, O_RDONLY)) == -1) fatal("%s: open(/dev/null): %s", __func__, strerror(errno)); if (fd0 != 0) error("%s: fd0 %d != 0", __func__, fd0); @@ -1730,9 +1730,9 @@ monitor_openfds(struct monitor *mon, int do_logfds) if (socketpair(AF_UNIX, SOCK_STREAM, 0, pair) == -1) fatal("%s: socketpair: %s", __func__, strerror(errno)); #ifdef SO_ZEROIZE - if (setsockopt(pair[0], SOL_SOCKET, SO_ZEROIZE, &on, sizeof(on)) < 0) + if (setsockopt(pair[0], SOL_SOCKET, SO_ZEROIZE, &on, sizeof(on)) == -1) error("setsockopt SO_ZEROIZE(0): %.100s", strerror(errno)); - if (setsockopt(pair[1], SOL_SOCKET, SO_ZEROIZE, &on, sizeof(on)) < 0) + if (setsockopt(pair[1], SOL_SOCKET, SO_ZEROIZE, &on, sizeof(on)) == -1) error("setsockopt SO_ZEROIZE(1): %.100s", strerror(errno)); #endif FD_CLOSEONEXEC(pair[0]); -- cgit v1.2.1