diff options
| author | gVisor bot <gvisor-bot@google.com> | 2021-01-28 12:22:00 -0800 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2021-01-28 12:24:37 -0800 |
| commit | d8c330254a7df21cb5edac3440b62a512fcc8d2d (patch) | |
| tree | 7c37b273cca0389da1375c7984cbd5fd21c01952 /pkg/sentry/syscalls/linux/vfs2/ioctl.go | |
| parent | 449c155bc00aa36522f80f816b18e9a9521e1fe6 (diff) | |
Add O_PATH support in vfs2
PiperOrigin-RevId: 354367665
Diffstat (limited to 'pkg/sentry/syscalls/linux/vfs2/ioctl.go')
| -rw-r--r-- | pkg/sentry/syscalls/linux/vfs2/ioctl.go | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/pkg/sentry/syscalls/linux/vfs2/ioctl.go b/pkg/sentry/syscalls/linux/vfs2/ioctl.go index 20c264fef..c7c3fed57 100644 --- a/pkg/sentry/syscalls/linux/vfs2/ioctl.go +++ b/pkg/sentry/syscalls/linux/vfs2/ioctl.go @@ -32,6 +32,10 @@ func Ioctl(t *kernel.Task, args arch.SyscallArguments) (uintptr, *kernel.Syscall } defer file.DecRef(t) + if file.StatusFlags()&linux.O_PATH != 0 { + return 0, nil, syserror.EBADF + } + // Handle ioctls that apply to all FDs. switch args[1].Int() { case linux.FIONCLEX: |