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authorAndrei Vagin <avagin@google.com>2020-11-17 19:00:36 -0800
committergVisor bot <gvisor-bot@google.com>2020-11-17 19:02:52 -0800
commit05223889bd74faf0f3967e58fa11e3bdf1a518d7 (patch)
treee18807a8d51c5b7a3cc9482c2bbc27f0334212b5 /pkg/sentry
parent949742be882149a42fcb26807bc78a6ec135bdb2 (diff)
fs/fuse: don't dereference fuse.DeviceFD.fs if it is nil
PiperOrigin-RevId: 342992936
Diffstat (limited to 'pkg/sentry')
-rw-r--r--pkg/sentry/fsimpl/fuse/dev.go2
1 files changed, 1 insertions, 1 deletions
diff --git a/pkg/sentry/fsimpl/fuse/dev.go b/pkg/sentry/fsimpl/fuse/dev.go
index 89c3ef079..1bbe6fdb7 100644
--- a/pkg/sentry/fsimpl/fuse/dev.go
+++ b/pkg/sentry/fsimpl/fuse/dev.go
@@ -363,7 +363,7 @@ func (fd *DeviceFD) Readiness(mask waiter.EventMask) waiter.EventMask {
func (fd *DeviceFD) readinessLocked(mask waiter.EventMask) waiter.EventMask {
var ready waiter.EventMask
- if fd.fs.umounted {
+ if fd.fs == nil || fd.fs.umounted {
ready |= waiter.EventErr
return ready & mask
}