Do not wait for hwspinlock device registration if it is not available
for use.
Signed-off-by: Fabien Dessenne <fabien.dessenne@xxxxxx>
---
V2: use 'goto out' instead of 'return'
drivers/hwspinlock/hwspinlock_core.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/hwspinlock/hwspinlock_core.c b/drivers/hwspinlock/hwspinlock_core.c
index 2bad40d..d806307 100644
--- a/drivers/hwspinlock/hwspinlock_core.c
+++ b/drivers/hwspinlock/hwspinlock_core.c
@@ -333,6 +333,11 @@ int of_hwspin_lock_get_id(struct device_node *np, int index)
if (ret)
return ret;
+ if (!of_device_is_available(args.np)) {
+ ret = -ENOENT;
+ goto out;
+ }
+
/* Find the hwspinlock device: we need its base_id */
ret = -EPROBE_DEFER;
rcu_read_lock();
--
2.7.4
