From: Sebastian Andrzej Siewior <bige...@linutronix.de>

For spinlocks the type spinlock_t should be used instead of "struct
spinlock".

Use DEFINE_SPINLOCK() and spare the run time initialization

Signed-off-by: Sebastian Andrzej Siewior <bige...@linutronix.de>
Signed-off-by: Thomas Gleixner <t...@linutronix.de>
Link: https://lkml.kernel.org/r/20190704153803.12739-5-bige...@linutronix.de
---
V2: Rebase on 5.3-rc1. Massaged change log
---
 drivers/staging/most/net/net.c     |    3 +--
 drivers/staging/most/video/video.c |    3 +--
 2 files changed, 2 insertions(+), 4 deletions(-)

--- a/drivers/staging/most/net/net.c
+++ b/drivers/staging/most/net/net.c
@@ -69,7 +69,7 @@ struct net_dev_context {
 
 static struct list_head net_devices = LIST_HEAD_INIT(net_devices);
 static struct mutex probe_disc_mt; /* ch->linked = true, most_nd_open */
-static struct spinlock list_lock; /* list_head, ch->linked = false, dev_hold */
+static DEFINE_SPINLOCK(list_lock); /* list_head, ch->linked = false, dev_hold 
*/
 static struct core_component comp;
 
 static int skb_to_mamac(const struct sk_buff *skb, struct mbo *mbo)
@@ -509,7 +509,6 @@ static int __init most_net_init(void)
 {
        int err;
 
-       spin_lock_init(&list_lock);
        mutex_init(&probe_disc_mt);
        err = most_register_component(&comp);
        if (err)
--- a/drivers/staging/most/video/video.c
+++ b/drivers/staging/most/video/video.c
@@ -54,7 +54,7 @@ struct comp_fh {
 };
 
 static struct list_head video_devices = LIST_HEAD_INIT(video_devices);
-static struct spinlock list_lock;
+static DEFINE_SPINLOCK(list_lock);
 
 static inline bool data_ready(struct most_video_dev *mdev)
 {
@@ -538,7 +538,6 @@ static int __init comp_init(void)
 {
        int err;
 
-       spin_lock_init(&list_lock);
        err = most_register_component(&comp);
        if (err)
                return err;
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