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authorDean Deng <deandeng@google.com>2020-08-06 11:01:13 -0700
committergVisor bot <gvisor-bot@google.com>2020-08-06 11:03:04 -0700
commit63447e5afae62dab64940054372166dab45a057c (patch)
treecf80ec47ebdc3d855647c29c627daa87c7ea871d /pkg/sentry/devices
parentfc4dd3ef455975a033714052b12ebebc85e937d5 (diff)
Only register /dev/net/tun if supported.
PiperOrigin-RevId: 325266487
Diffstat (limited to 'pkg/sentry/devices')
-rw-r--r--pkg/sentry/devices/tundev/tundev.go4
1 files changed, 2 insertions, 2 deletions
diff --git a/pkg/sentry/devices/tundev/tundev.go b/pkg/sentry/devices/tundev/tundev.go
index 852ec3c5c..a40625e19 100644
--- a/pkg/sentry/devices/tundev/tundev.go
+++ b/pkg/sentry/devices/tundev/tundev.go
@@ -160,8 +160,8 @@ func (fd *tunFD) EventUnregister(e *waiter.Entry) {
fd.device.EventUnregister(e)
}
-// isNetTunSupported returns whether /dev/net/tun device is supported for s.
-func isNetTunSupported(s inet.Stack) bool {
+// IsNetTunSupported returns whether /dev/net/tun device is supported for s.
+func IsNetTunSupported(s inet.Stack) bool {
_, ok := s.(*netstack.Stack)
return ok
}