diff options
| author | Ghanan Gowripalan <ghanan@google.com> | 2020-11-25 14:51:18 -0800 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2020-11-25 14:52:59 -0800 |
| commit | 2485a4e2cb4aaee8f1a5e760541fb02e9090de44 (patch) | |
| tree | bf20ce486235c1bb9c9261a64f24823c822dafd5 /pkg/tcpip/stack/nic.go | |
| parent | 4d59a5a62223b56927b37a00cd5a6dea577fe4c6 (diff) | |
Make stack.Route safe to access concurrently
Multiple goroutines may use the same stack.Route concurrently so
the stack.Route should make sure that any functions called on it
are thread-safe.
Fixes #4073
PiperOrigin-RevId: 344320491
Diffstat (limited to 'pkg/tcpip/stack/nic.go')
| -rw-r--r-- | pkg/tcpip/stack/nic.go | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/pkg/tcpip/stack/nic.go b/pkg/tcpip/stack/nic.go index 43696ba14..5f3757de0 100644 --- a/pkg/tcpip/stack/nic.go +++ b/pkg/tcpip/stack/nic.go @@ -267,7 +267,7 @@ func (n *NIC) WritePacket(r *Route, gso *GSO, protocol tcpip.NetworkProtocolNumb if ch, err := r.Resolve(nil); err != nil { if err == tcpip.ErrWouldBlock { r := r.Clone() - n.stack.linkResQueue.enqueue(ch, &r, protocol, pkt) + n.stack.linkResQueue.enqueue(ch, r, protocol, pkt) return nil } return err |