netstack: disconnect an unix socket only if the address family is AF_UNSPEC

Linux allows to call connect for ANY and the zero port.

PiperOrigin-RevId: 263892534

1 files changed, 5 insertions, 5 deletions

diff --git a/pkg/tcpip/transport/raw/endpoint.go b/pkg/tcpip/transport/raw/endpoint.go
index 53c9515a4..13e17e2a6 100644
--- a/pkg/tcpip/transport/raw/endpoint.go
+++ b/pkg/tcpip/transport/raw/endpoint.go
@@ -349,16 +349,16 @@ func (ep *endpoint) Peek([][]byte) (int64, tcpip.ControlMessages, *tcpip.Error)
 	return 0, tcpip.ControlMessages{}, nil
 }
 
+// Disconnect implements tcpip.Endpoint.Disconnect.
+func (*endpoint) Disconnect() *tcpip.Error {
+	return tcpip.ErrNotSupported
+}
+
 // Connect implements tcpip.Endpoint.Connect.
 func (ep *endpoint) Connect(addr tcpip.FullAddress) *tcpip.Error {
 	ep.mu.Lock()
 	defer ep.mu.Unlock()
 
-	if addr.Addr == "" {
-		// AF_UNSPEC isn't supported.
-		return tcpip.ErrAddressFamilyNotSupported
-	}
-
 	if ep.closed {
 		return tcpip.ErrInvalidEndpointState
 	}