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upstream: correctly restore sigprocmask around ppoll() reported 

by Tõivo Leedjärv; ok deraadt@

OpenBSD-Commit-ID: c0c0f89de5294a166578f071eade2501929c4686
This commit is contained in:
djm@openbsd.org 2024-04-30 02:14:10 +00:00 committed by Damien Miller
parent 80fb0eb215
commit 66aaa678db
No known key found for this signature in database
2 changed files with 4 additions and 4 deletions
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4
clientloop.c
View File

@ -1,4 +1,4 @@
/* $OpenBSD: clientloop.c,v 1.404 2024/04/30 02:10:49 djm Exp $ */
/* $OpenBSD: clientloop.c,v 1.405 2024/04/30 02:14:10 djm Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@ -1585,7 +1585,7 @@ client_loop(struct ssh *ssh, int have_pty, int escape_char_arg,
client_wait_until_can_do_something(ssh, &pfd, &npfd_alloc,
&npfd_active, channel_did_enqueue, &osigset,
&conn_in_ready, &conn_out_ready);
if (sigprocmask(SIG_UNBLOCK, &bsigset, &osigset) == -1)
if (sigprocmask(SIG_SETMASK, &osigset, NULL) == -1)
error_f("osigset sigprocmask: %s", strerror(errno));
if (quit_pending)

4
serverloop.c
View File

@ -1,4 +1,4 @@
/* $OpenBSD: serverloop.c,v 1.237 2023/08/21 04:59:54 djm Exp $ */
/* $OpenBSD: serverloop.c,v 1.238 2024/04/30 02:14:10 djm Exp $ */
/*
* Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@ -380,7 +380,7 @@ server_loop2(struct ssh *ssh, Authctxt *authctxt)
wait_until_can_do_something(ssh, connection_in, connection_out,
&pfd, &npfd_alloc, &npfd_active, &osigset,
&conn_in_ready, &conn_out_ready);
if (sigprocmask(SIG_UNBLOCK, &bsigset, &osigset) == -1)
if (sigprocmask(SIG_SETMASK, &osigset, NULL) == -1)
error_f("osigset sigprocmask: %s", strerror(errno));
if (received_sigterm) {