USB: misc: Remove unnecessary NULL values

The NULL initialization of the pointers assigned by kzalloc() first is
not necessary, because if the kzalloc() failed, the pointers will be
assigned NULL, otherwise it works as usual. so remove it.

Signed-off-by: Ruan Jinjie <ruanjinjie@huawei.com>
Link: https://lore.kernel.org/r/20230804093253.91647-3-ruanjinjie@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/usb/misc/usbsevseg.c b/drivers/usb/misc/usbsevseg.c
index c3114d9..546deff 100644
--- a/drivers/usb/misc/usbsevseg.c
+++ b/drivers/usb/misc/usbsevseg.c
@@ -305,7 +305,7 @@ static int sevseg_probe(struct usb_interface *interface,
 	const struct usb_device_id *id)
 {
 	struct usb_device *udev = interface_to_usbdev(interface);
-	struct usb_sevsegdev *mydev = NULL;
+	struct usb_sevsegdev *mydev;
 	int rc = -ENOMEM;
 
 	mydev = kzalloc(sizeof(struct usb_sevsegdev), GFP_KERNEL);