[MTD] NAND Initialize controller lock and wq only once
The lock simplifying patch did not move the lock and waitqueue
initialization into the controller allocation patch.
This reinitializes waitqueue and spinlocks also for driver
supplied controller stuctures. Move it into the allocation path.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/drivers/mtd/nand/ndfc.c b/drivers/mtd/nand/ndfc.c
index 481541a..4d70dd1 100644
--- a/drivers/mtd/nand/ndfc.c
+++ b/drivers/mtd/nand/ndfc.c
@@ -293,8 +293,12 @@
static int __init ndfc_nand_init(void)
{
- int ret = platform_driver_register(&ndfc_nand_driver);
+ int ret;
+ spin_lock_init(&ndfc_ctrl.ndfc_control.lock);
+ init_waitqueue_head(&ndfc_ctrl.ndfc_control.wq);
+
+ ret = platform_driver_register(&ndfc_nand_driver);
if (!ret)
ret = platform_driver_register(&ndfc_chip_driver);
return ret;