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[PATCH] fix MAY_CHDIR/MAY_ACCESS/LOOKUP_ACCESS mess
[deliverable/linux.git]
/
fs
/
eventfd.c
diff --git
a/fs/eventfd.c
b/fs/eventfd.c
index 3ed4466177a74929b2fac1cde0b38af8ef0e9f06..08bf558d04080ffe0a3ced77a5660d4af4e1182f 100644
(file)
--- a/
fs/eventfd.c
+++ b/
fs/eventfd.c
@@
-203,6
+203,10
@@
asmlinkage long sys_eventfd2(unsigned int count, int flags)
int fd;
struct eventfd_ctx *ctx;
+ /* Check the EFD_* constants for consistency. */
+ BUILD_BUG_ON(EFD_CLOEXEC != O_CLOEXEC);
+ BUILD_BUG_ON(EFD_NONBLOCK != O_NONBLOCK);
+
if (flags & ~(EFD_CLOEXEC | EFD_NONBLOCK))
return -EINVAL;
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