The variable retval is assigned constant values twice, and can therefore
be replaced by its values.
Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
static long
pi433_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
{
- int retval = 0;
struct pi433_instance *instance;
struct pi433_device *device;
struct pi433_tx_cfg tx_cfg;
mutex_unlock(&device->rx_lock);
break;
default:
- retval = -EINVAL;
+ return -EINVAL;
}
- return retval;
+ return 0;
}
#ifdef CONFIG_COMPAT