Report the actual error instead of nil

Dirk007 · Dirk007 · commit b7483e31a79c · 2024-09-07T13:26:01.000+02:00
diff --git a/serial_unix.go b/serial_unix.go
@@ -241,7 +241,7 @@ func nativeOpen(portName string, mode *Mode) (*unixPort, error) {
 	// Explicitly disable RTS/CTS flow control
 	setTermSettingsCtsRts(false, settings)
 
-	if port.setTermSettings(settings) != nil {
+	if err = port.setTermSettings(settings); err != nil {
 		port.Close()
 		return nil, &PortError{code: InvalidSerialPort, causedBy: fmt.Errorf("error setting term settings: %w", err)}
 	}

Original file line number	Diff line number	Diff line change
`@@ -241,7 +241,7 @@ func nativeOpen(portName string, mode Mode) (unixPort, error) {`
`241`	`241`	`// Explicitly disable RTS/CTS flow control`
`242`	`242`	`setTermSettingsCtsRts(false, settings)`
`243`	`243`
`244`		`- if port.setTermSettings(settings) != nil {`
	`244`	`+ if err = port.setTermSettings(settings); err != nil {`
`245`	`245`	`port.Close()`
`246`	`246`	`return nil, &PortError{code: InvalidSerialPort, causedBy: fmt.Errorf("error setting term settings: %w", err)}`
`247`	`247`	`}`