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| author | Ulrich Drepper <drepper@redhat.com> | 2008-07-23 21:29:42 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-07-24 10:47:29 -0700 |
| commit | e38b36f325153eaadd1c2a7abc5762079233e540 (patch) | |
| tree | 92cfc9855e41c5328d91456f5e373c00ecb8d383 /fs/eventpoll.c | |
| parent | 510df2dd482496083e1c3b1a8c9b6afd5fa4c7d7 (diff) | |
| download | lwn-e38b36f325153eaadd1c2a7abc5762079233e540.tar.gz lwn-e38b36f325153eaadd1c2a7abc5762079233e540.zip | |
flag parameters: check magic constants
This patch adds test that ensure the boundary conditions for the various
constants introduced in the previous patches is met. No code is generated.
[akpm@linux-foundation.org: fix alpha]
Signed-off-by: Ulrich Drepper <drepper@redhat.com>
Acked-by: Davide Libenzi <davidel@xmailserver.org>
Cc: Michael Kerrisk <mtk.manpages@googlemail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/eventpoll.c')
| -rw-r--r-- | fs/eventpoll.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/eventpoll.c b/fs/eventpoll.c index 3fd4014f3c5a..2fdad4204044 100644 --- a/fs/eventpoll.c +++ b/fs/eventpoll.c @@ -1051,6 +1051,9 @@ asmlinkage long sys_epoll_create2(int size, int flags) int error, fd = -1; struct eventpoll *ep; + /* Check the EPOLL_* constant for consistency. */ + BUILD_BUG_ON(EPOLL_CLOEXEC != O_CLOEXEC); + if (flags & ~EPOLL_CLOEXEC) return -EINVAL; |