[PULL 2/8] dev-serial: use USB_SERIAL QOM macro for USBSerialState assignments

[Gerd Hoffmann <kraxel@redhat.com>]

From: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20201027150456.24606-3-mark.cave-ayland@ilande.co.uk
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 hw/usb/dev-serial.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/hw/usb/dev-serial.c b/hw/usb/dev-serial.c
index 7a5fa3770e7f..77ce89d38b27 100644
--- a/hw/usb/dev-serial.c
+++ b/hw/usb/dev-serial.c
@@ -204,7 +204,7 @@ static void usb_serial_reset(USBSerialState *s)
 
 static void usb_serial_handle_reset(USBDevice *dev)
 {
-    USBSerialState *s = (USBSerialState *)dev;
+    USBSerialState *s = USB_SERIAL(dev);
 
     DPRINTF("Reset\n");
 
@@ -243,7 +243,7 @@ static void usb_serial_handle_control(USBDevice *dev, USBPacket *p,
                                       int request, int value, int index,
                                       int length, uint8_t *data)
 {
-    USBSerialState *s = (USBSerialState *)dev;
+    USBSerialState *s = USB_SERIAL(dev);
     int ret;
 
     DPRINTF("got control %x, value %x\n", request, value);
@@ -430,7 +430,7 @@ static void usb_serial_token_in(USBSerialState *s, USBPacket *p)
 
 static void usb_serial_handle_data(USBDevice *dev, USBPacket *p)
 {
-    USBSerialState *s = (USBSerialState *)dev;
+    USBSerialState *s = USB_SERIAL(dev);
     uint8_t devep = p->ep->nr;
     struct iovec *iov;
     int i;
-- 
2.27.0