diff options
| -rw-r--r-- | pkg/sentry/socket/netlink/socket.go | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/pkg/sentry/socket/netlink/socket.go b/pkg/sentry/socket/netlink/socket.go index 5b0c11c84..7223773ad 100644 --- a/pkg/sentry/socket/netlink/socket.go +++ b/pkg/sentry/socket/netlink/socket.go @@ -291,6 +291,8 @@ func (s *Socket) GetSockOpt(t *kernel.Task, level int, name int, outLen int) (in if outLen < sizeOfInt32 { return nil, syserr.ErrInvalidArgument } + s.mu.Lock() + defer s.mu.Unlock() return int32(s.sendBufferSize), nil case linux.SO_RCVBUF: @@ -335,7 +337,9 @@ func (s *Socket) SetSockOpt(t *kernel.Task, level int, name int, opt []byte) *sy } else if size > maxSendBufferSize { size = maxSendBufferSize } + s.mu.Lock() s.sendBufferSize = size + s.mu.Unlock() return nil case linux.SO_RCVBUF: if len(opt) < sizeOfInt32 { |