linux-kernel - [PATCH 09/12] driver core: device: make device

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Date:   Mon, 13 Mar 2023 19:18:40 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     rafael@...nel.org, Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: [PATCH 09/12] driver core: device: make device_destroy() take a const class *

device_destroy() does not modify the struct class passed into it, so
mark it as const to enforce this rule.

Cc: "Rafael J. Wysocki" <rafael@...nel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/base/core.c    | 2 +-
 include/linux/device.h | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/base/core.c b/drivers/base/core.c
index 57076837b33e..f3b7040ef9b6 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -4383,7 +4383,7 @@ EXPORT_SYMBOL_GPL(device_create_with_groups);
  * This call unregisters and cleans up a device that was created with a
  * call to device_create().
  */
-void device_destroy(struct class *class, dev_t devt)
+void device_destroy(const struct class *class, dev_t devt)
 {
 	struct device *dev;
 
diff --git a/include/linux/device.h b/include/linux/device.h
index 0f128520f6e5..c0c02a00fe87 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -1019,7 +1019,7 @@ __printf(6, 7) struct device *
 device_create_with_groups(struct class *cls, struct device *parent, dev_t devt,
 			  void *drvdata, const struct attribute_group **groups,
 			  const char *fmt, ...);
-void device_destroy(struct class *cls, dev_t devt);
+void device_destroy(const struct class *cls, dev_t devt);
 
 int __must_check device_add_groups(struct device *dev,
 				   const struct attribute_group **groups);
-- 
2.39.2