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| author | Kevin Krakauer <krakauer@google.com> | 2020-01-29 13:21:12 -0800 |
|---|---|---|
| committer | Kevin Krakauer <krakauer@google.com> | 2020-01-29 13:21:12 -0800 |
| commit | b615f94aeacb2c21bb59c8b44f303e7b7ca05ad6 (patch) | |
| tree | 79907e842eeba2a1f01acb5b5661800dc6ef2174 /pkg/sentry/kernel/tty.go | |
| parent | d6a2e01d3e57e0837c7e5cfda3b56c4dcfbb4627 (diff) | |
| parent | 148fda60e8dee29f2df85e3104e3d5de1a225bcf (diff) | |
Merge branch 'master' into ipt-udp-matchers
Diffstat (limited to 'pkg/sentry/kernel/tty.go')
| -rw-r--r-- | pkg/sentry/kernel/tty.go | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/pkg/sentry/kernel/tty.go b/pkg/sentry/kernel/tty.go index 464d2306a..d0e0810e8 100644 --- a/pkg/sentry/kernel/tty.go +++ b/pkg/sentry/kernel/tty.go @@ -33,6 +33,8 @@ type TTY struct { // TTY returns the thread group's controlling terminal. If nil, there is no // controlling terminal. func (tg *ThreadGroup) TTY() *TTY { + tg.pidns.owner.mu.RLock() + defer tg.pidns.owner.mu.RUnlock() tg.signalHandlers.mu.Lock() defer tg.signalHandlers.mu.Unlock() return tg.tty |