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| author |   gsoares <gsoares@openbsd.org> | 2018-03-21 16:22:21 +0000 |
|---|---|---|
| committer | gsoares <gsoares@openbsd.org> | 2018-03-21 16:22:21 +0000 |
| commit | 52cc771592bfe095399758a9f73c3ea7f6461059 (patch) | |
| tree | acbcfdb930ab1e5be2b23a8318b7baaff84bcd40 | |
| parent | ssl.h HISTORY up to 0.9.2b; researched from OpenSSL git (diff) | |
| download | wireguard-openbsd-52cc771592bfe095399758a9f73c3ea7f6461059.tar.xz wireguard-openbsd-52cc771592bfe095399758a9f73c3ea7f6461059.zip | |
on failure, mmap() returns MAP_FAILED
OK deraadt
| -rw-r--r-- | lib/libc/sys/sigaltstack.2 | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/libc/sys/sigaltstack.2 b/lib/libc/sys/sigaltstack.2 index d00cdac48fc..e830e51a758 100644 --- a/lib/libc/sys/sigaltstack.2 +++ b/lib/libc/sys/sigaltstack.2 @@ -1,4 +1,4 @@ -.\" $OpenBSD: sigaltstack.2,v 1.20 2018/02/11 04:50:25 deraadt Exp $ +.\" $OpenBSD: sigaltstack.2,v 1.21 2018/03/21 16:22:21 gsoares Exp $ .\" $NetBSD: sigaltstack.2,v 1.3 1995/02/27 10:41:52 cgd Exp $ .\" .\" Copyright (c) 1983, 1991, 1992, 1993 @@ -30,7 +30,7 @@ .\" .\" @(#)sigaltstack.2 8.1 (Berkeley) 6/4/93 .\" -.Dd $Mdocdate: February 11 2018 $ +.Dd $Mdocdate: March 21 2018 $ .Dt SIGALTSTACK 2 .Os .Sh NAME @@ -109,7 +109,7 @@ the usual case when allocating an alternate stack area. The following code fragment is typically used to allocate an alternate stack. .Bd -literal -offset indent if ((sigstk.ss_sp = mmap(NULL, SIGSTKSZ, PROT_WRITE | PROT_READ, - MAP_PRIVATE | MAP_ANON | MAP_STACK, -1, 0)) == NULL) + MAP_PRIVATE | MAP_ANON | MAP_STACK, -1, 0)) == MAP_FAILED) /* error return */ sigstk.ss_size = SIGSTKSZ; sigstk.ss_flags = 0; |