[media] radio-wl1273: remove unused wl1273_device->work

wl1273_device->work is unused. Remove it along with the spurious
flush_scheduled_work() call in wl1273_fm_module_exit().

Signed-off-by: Tejun Heo <[e-mail]>
Cc: Matti Aaltonen <[e-mail]>
Signed-off-by: Mauro Carvalho Chehab <[e-mail]>

drivers/media/radio/radio-wl1273.c

···
 
 	/* RDS */
 	unsigned int rds_on;
-	struct delayed_work work;
 
 	wait_queue_head_t read_queue;
 	struct mutex lock; /* for serializing fm radio operations */
···
 	r = core->write(core, WL1273_INT_MASK_SET, radio->irq_flags);
 	if (r)
 		goto out;
-
-	/* stop rds reception */
-	cancel_delayed_work(&radio->work);
 
 	/* Service pending read */
 	wake_up_interruptible(&radio->read_queue);
···
 
 static void __exit wl1273_fm_module_exit(void)
 {
-	flush_scheduled_work();
 	platform_driver_unregister(&wl1273_fm_radio_driver);
 	pr_info(DRIVER_DESC ", Exiting.\n");
 }