Staging: make drivers use spin_lock_init()

This fixes some RT-triggered compile errors and typos.
Signed-off-by: Sven-Thorsten Dietrich <sdietrich@novell.com>
Acked-by: Marek Lindner <lindner_marek@yahoo.de>
Acked-by: Jonathan Cameron <jic23@cam.ac.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/batman-adv/device.c

@@ -118,7 +118,7 @@ int bat_device_open(struct inode *inode, struct file *file)
 	INIT_LIST_HEAD(&device_client->queue_list);
 	device_client->queue_len = 0;
 	device_client->index = i;
-	device_client->lock = __SPIN_LOCK_UNLOCKED(device_client->lock);
+	spin_lock_init(&device_client->lock);
 	init_waitqueue_head(&device_client->queue_wait);
 
 	file->private_data = device_client;

drivers/staging/iio/ring_generic.h

@@ -146,8 +146,7 @@ static inline void __iio_init_ring_buffer(struct iio_ring_buffer *ring,
 	ring->length = length;
 	ring->loopcount = 0;
 	ring->shared_ev_pointer.ev_p = 0;
-	ring->shared_ev_pointer.lock =
-		__SPIN_LOCK_UNLOCKED(ring->shared_ev_pointer->loc);
+	spin_lock_init(&ring->shared_ev_pointer.lock);
 }
 
 /**

drivers/staging/iio/ring_sw.c

@@ -20,7 +20,7 @@ static inline int __iio_init_sw_ring_buffer(struct iio_sw_ring_buffer *ring,
 		return -EINVAL;
 
 	__iio_init_ring_buffer(&ring->buf, bytes_per_datum, length);
-	ring->use_lock = __SPIN_LOCK_UNLOCKED((ring)->use_lock);
+	spin_lock_init(&ring->use_lock);
 	ring->data = kmalloc(length*ring->buf.bpd, GFP_KERNEL);
 	ring->read_p = 0;
 	ring->write_p = 0;