diff options
Diffstat (limited to 'pkg/sentry/socket/netlink/route/protocol.go')
| -rw-r--r-- | pkg/sentry/socket/netlink/route/protocol.go | 21 |
1 files changed, 8 insertions, 13 deletions
diff --git a/pkg/sentry/socket/netlink/route/protocol.go b/pkg/sentry/socket/netlink/route/protocol.go index d611519d4..e8030c518 100644 --- a/pkg/sentry/socket/netlink/route/protocol.go +++ b/pkg/sentry/socket/netlink/route/protocol.go @@ -43,20 +43,13 @@ func typeKind(typ uint16) commandKind { } // Protocol implements netlink.Protocol. -type Protocol struct { - // stack is the network stack that this provider describes. - // - // May be nil. - stack inet.Stack -} +type Protocol struct{} var _ netlink.Protocol = (*Protocol)(nil) // NewProtocol creates a NETLINK_ROUTE netlink.Protocol. func NewProtocol(t *kernel.Task) (netlink.Protocol, *syserr.Error) { - return &Protocol{ - stack: t.NetworkContext(), - }, nil + return &Protocol{}, nil } // Protocol implements netlink.Protocol.Protocol. @@ -83,12 +76,13 @@ func (p *Protocol) dumpLinks(ctx context.Context, hdr linux.NetlinkMessageHeader // We always send back an NLMSG_DONE. ms.Multi = true - if p.stack == nil { + stack := inet.StackFromContext(ctx) + if stack == nil { // No network devices. return nil } - for id, i := range p.stack.Interfaces() { + for id, i := range stack.Interfaces() { m := ms.AddMessage(linux.NetlinkMessageHeader{ Type: linux.RTM_NEWLINK, }) @@ -124,12 +118,13 @@ func (p *Protocol) dumpAddrs(ctx context.Context, hdr linux.NetlinkMessageHeader // We always send back an NLMSG_DONE. ms.Multi = true - if p.stack == nil { + stack := inet.StackFromContext(ctx) + if stack == nil { // No network devices. return nil } - for id, as := range p.stack.InterfaceAddrs() { + for id, as := range stack.InterfaceAddrs() { for _, a := range as { m := ms.AddMessage(linux.NetlinkMessageHeader{ Type: linux.RTM_NEWADDR, |