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-rw-r--r--fs/timerfd.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/fs/timerfd.c b/fs/timerfd.c
index 6a123b8..b042bd7 100644
--- a/fs/timerfd.c
+++ b/fs/timerfd.c
@@ -186,10 +186,9 @@ SYSCALL_DEFINE2(timerfd_create, int, clockid, int, flags)
BUILD_BUG_ON(TFD_CLOEXEC != O_CLOEXEC);
BUILD_BUG_ON(TFD_NONBLOCK != O_NONBLOCK);
- if (flags & ~(TFD_CLOEXEC | TFD_NONBLOCK))
- return -EINVAL;
- if (clockid != CLOCK_MONOTONIC &&
- clockid != CLOCK_REALTIME)
+ if ((flags & ~TFD_CREATE_FLAGS) ||
+ (clockid != CLOCK_MONOTONIC &&
+ clockid != CLOCK_REALTIME))
return -EINVAL;
ctx = kzalloc(sizeof(*ctx), GFP_KERNEL);
@@ -201,7 +200,7 @@ SYSCALL_DEFINE2(timerfd_create, int, clockid, int, flags)
hrtimer_init(&ctx->tmr, clockid, HRTIMER_MODE_ABS);
ufd = anon_inode_getfd("[timerfd]", &timerfd_fops, ctx,
- flags & (O_CLOEXEC | O_NONBLOCK));
+ flags & TFD_SHARED_FCNTL_FLAGS);
if (ufd < 0)
kfree(ctx);
@@ -219,7 +218,8 @@ SYSCALL_DEFINE4(timerfd_settime, int, ufd, int, flags,
if (copy_from_user(&ktmr, utmr, sizeof(ktmr)))
return -EFAULT;
- if (!timespec_valid(&ktmr.it_value) ||
+ if ((flags & ~TFD_SETTIME_FLAGS) ||
+ !timespec_valid(&ktmr.it_value) ||
!timespec_valid(&ktmr.it_interval))
return -EINVAL;
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