[POWERPC] axonram: Do not delete gendisks queue in error path

On exit do not delete gendisk's queue because this is already done by
del_gendisk(). Doing it twice may cause memory damage.

Signed-off-by: Maximilian <[e-mail]>
Signed-off-by: Arnd Bergmann <[e-mail]>
Signed-off-by: Paul Mackerras <[e-mail]>

arch/powerpc/sysdev/axonram.c

···
 		if (bank->irq_id != NO_IRQ)
 			free_irq(bank->irq_id, device);
 		if (bank->disk != NULL) {
-			if (bank->disk->queue != NULL)
-				blk_cleanup_queue(bank->disk->queue);
 			if (bank->disk->major > 0)
 				unregister_blkdev(bank->disk->major,
 						bank->disk->disk_name);
···
 
 	device_remove_file(&device->dev, &dev_attr_ecc);
 	free_irq(bank->irq_id, device);
-	blk_cleanup_queue(bank->disk->queue);
 	unregister_blkdev(bank->disk->major, bank->disk->disk_name);
 	del_gendisk(bank->disk);
 	iounmap((void __iomem *) bank->io_addr);