fix panic when req.ControlMessage is nil

jkralik · jkralik · commit 0f3a4aa766ef · 2024-07-19T11:53:13.000+02:00
diff --git a/bridge/service/service.go b/bridge/service/service.go
@@ -119,7 +119,7 @@ func (c *Service) DefaultRequestHandler(req *net.Request) (*pool.Message, error)
 	}
 	d, err := c.LoadDevice(deviceID) // check if device exists et
 	if err != nil {
-		if req.ControlMessage().Dst.IsMulticast() {
+		if req.ControlMessage() != nil && req.ControlMessage().Dst.IsMulticast() {
 			return nil, nil //nolint:nilnil
 		}
 		return nil, err

Original file line number	Diff line number	Diff line change
`@@ -119,7 +119,7 @@ func (c Service) DefaultRequestHandler(req net.Request) (*pool.Message, error)`
`119`	`119`	`}`
`120`	`120`	`d, err := c.LoadDevice(deviceID) // check if device exists et`
`121`	`121`	`if err != nil {`
`122`		`- if req.ControlMessage().Dst.IsMulticast() {`
	`122`	`+ if req.ControlMessage() != nil && req.ControlMessage().Dst.IsMulticast() {`
`123`	`123`	`return nil, nil //nolint:nilnil`
`124`	`124`	`}`
`125`	`125`	`return nil, err`