diff options
author | dtucker@openbsd.org <dtucker@openbsd.org> | 2020-01-23 07:10:22 +0000 |
---|---|---|
committer | Darren Tucker <dtucker@dtucker.net> | 2020-01-23 18:51:25 +1100 |
commit | 3bf2a6ac791d64046a537335a0f1d5e43579c5ad (patch) | |
tree | 76fcc0f1be306541c074be4aed3aca66023f0962 /sshbuf.c | |
parent | e027c044c796f3a01081a91bee55741204283f28 (diff) |
upstream: Replace all calls to signal(2) with a wrapper around
sigaction(2). This wrapper blocks all other signals during the handler
preventing races between handlers, and sets SA_RESTART which should reduce
the potential for short read/write operations.
OpenBSD-Commit-ID: 5e047663fd77a40d7b07bdabe68529df51fd2519
Diffstat (limited to 'sshbuf.c')
-rw-r--r-- | sshbuf.c | 4 |
1 files changed, 2 insertions, 2 deletions
@@ -1,4 +1,4 @@ | |||
1 | /* $OpenBSD: sshbuf.c,v 1.13 2018/11/16 06:10:29 djm Exp $ */ | 1 | /* $OpenBSD: sshbuf.c,v 1.14 2020/01/23 07:10:22 dtucker Exp $ */ |
2 | /* | 2 | /* |
3 | * Copyright (c) 2011 Damien Miller | 3 | * Copyright (c) 2011 Damien Miller |
4 | * | 4 | * |
@@ -42,7 +42,7 @@ sshbuf_check_sanity(const struct sshbuf *buf) | |||
42 | buf->off > buf->size)) { | 42 | buf->off > buf->size)) { |
43 | /* Do not try to recover from corrupted buffer internals */ | 43 | /* Do not try to recover from corrupted buffer internals */ |
44 | SSHBUF_DBG(("SSH_ERR_INTERNAL_ERROR")); | 44 | SSHBUF_DBG(("SSH_ERR_INTERNAL_ERROR")); |
45 | signal(SIGSEGV, SIG_DFL); | 45 | ssh_signal(SIGSEGV, SIG_DFL); |
46 | raise(SIGSEGV); | 46 | raise(SIGSEGV); |
47 | return SSH_ERR_INTERNAL_ERROR; | 47 | return SSH_ERR_INTERNAL_ERROR; |
48 | } | 48 | } |