unimore/kernel-hacking-2024-linux-steffo
unimore/kernel-hacking-2024-linux-steffo
1
Fork 0
Code Pull requests 5 Wiki Activity

driver core: pass a const * into of_device_uevent()

Browse source 
of_device_uevent() does not modify the struct device * passed into it,
so make it a const * to enforce this.  Also the documentation for the
function was really wrong so fix that up at the same time.

Cc: Rob Herring <robh+dt@kernel.org>
Cc: Frank Rowand <frowand.list@gmail.com>
Cc: devicetree@vger.kernel.org
Link: https://lore.kernel.org/r/20221121094649.1556002-5-gregkh@linuxfoundation.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Greg Kroah-Hartman 2022-11-21 10:46:49 +01:00
parent a53d1acc97
commit 9f041c5d82
2 changed files with 5 additions and 5 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
drivers/of/device.c
View file

@ -332,10 +332,10 @@ EXPORT_SYMBOL_GPL(of_device_modalias);
/**
* of_device_uevent - Display OF related uevent information
* @dev: Device to apply DMA configuration
* @env: Kernel object's userspace event reference
* @dev: Device to display the uevent information for
* @env: Kernel object's userspace event reference to fill up
*/
void of_device_uevent(struct device *dev, struct kobj_uevent_env *env)
void of_device_uevent(const struct device *dev, struct kobj_uevent_env *env)
{
const char *compat, *type;
struct alias_prop *app;

4
include/linux/of_device.h
View file

@ -35,7 +35,7 @@ extern const void *of_device_get_match_data(const struct device *dev);
extern ssize_t of_device_modalias(struct device *dev, char *str, ssize_t len);
extern int of_device_request_module(struct device *dev);
extern void of_device_uevent(struct device *dev, struct kobj_uevent_env *env);
extern void of_device_uevent(const struct device *dev, struct kobj_uevent_env *env);
extern int of_device_uevent_modalias(struct device *dev, struct kobj_uevent_env *env);
static inline struct device_node *of_cpu_device_node_get(int cpu)
@ -64,7 +64,7 @@ static inline int of_driver_match_device(struct device *dev,
return 0;
}
static inline void of_device_uevent(struct device *dev,
static inline void of_device_uevent(const struct device *dev,
struct kobj_uevent_env *env) { }
static inline const void *of_device_get_match_data(const struct device *dev)