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| author | Bruno Haible <bruno@clisp.org> | 2020-05-27 20:08:33 +0200 |
|---|---|---|
| committer | Bruno Haible <bruno@clisp.org> | 2020-05-28 21:40:15 +0200 |
| commit | aa9b58000b9f79dd2ab1df7d99bfa398eb606cff (patch) | |
| tree | 1fff3c6a429747116a15fa328dc3248ab4ee7f10 /lib/pagealign_alloc.c | |
| parent | b6b450b61ee404f19903a5e2e127c249e5c46d78 (diff) | |
| download | gnulib-aa9b58000b9f79dd2ab1df7d99bfa398eb606cff.tar.gz | |
pagealign_alloc: Make more robust in multithreaded applications.
* lib/pagealign_alloc.c (pagealign_alloc): Pass an O_CLOEXEC flag to
open().
* modules/pagealign_alloc (Depends-on): Add 'open'.
Diffstat (limited to 'lib/pagealign_alloc.c')
| -rw-r--r-- | lib/pagealign_alloc.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/pagealign_alloc.c b/lib/pagealign_alloc.c index 1995e9c57e..3bd803e4a8 100644 --- a/lib/pagealign_alloc.c +++ b/lib/pagealign_alloc.c @@ -132,7 +132,7 @@ pagealign_alloc (size_t size) const int flags = MAP_FILE | MAP_PRIVATE; if (fd == -1) { - fd = open ("/dev/zero", O_RDONLY, 0666); + fd = open ("/dev/zero", O_RDONLY | O_CLOEXEC, 0666); if (fd < 0) error (EXIT_FAILURE, errno, _("Failed to open /dev/zero for read")); } |