diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 3c89f205c83fd73cb9ef0976ada0115cf4f42cac..cc816ca623d322c538deffe2daa263178d8db0ed 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -5403,7 +5403,7 @@ static void ata_host_stop(struct device *gendev, void *res)
  */
 static void ata_finalize_port_ops(struct ata_port_operations *ops)
 {
-	static spinlock_t lock = SPIN_LOCK_UNLOCKED;
+	static DEFINE_SPINLOCK(lock);
 	const struct ata_port_operations *cur;
 	void **begin = (void **)ops;
 	void **end = (void **)&ops->inherits;