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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-01-11 12:30:09 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-01-27 13:45:40 +0100
commit42bb5be8936f40a1d0e618766645e7fd0cbfe591 (patch)
treea57c5dbf52f58ff6ca319e90c2555ba9b998978a
parentdriver core: make struct device_type.devnode() take a const * (diff)
downloadlinux-42bb5be8936f40a1d0e618766645e7fd0cbfe591.tar.xz
linux-42bb5be8936f40a1d0e618766645e7fd0cbfe591.zip
driver core: device_get_devnode() should take a const *
device_get_devnode() should take a constant * to struct device as it does not modify it in any way, so modify the function definition to do this and move it out of device.h as it does not need to be exposed to the whole kernel tree. Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Jason Gunthorpe <jgg@ziepe.ca> Cc: Ira Weiny <ira.weiny@intel.com> Cc: Dan Williams <dan.j.williams@intel.com> Cc: Won Chung <wonchung@google.com> Acked-by: Rafael J. Wysocki <rafael@kernel.org> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Acked-by: Hans de Goede <hdegoede@redhat.com> Link: https://lore.kernel.org/r/20230111113018.459199-8-gregkh@linuxfoundation.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/base/base.h2
-rw-r--r--drivers/base/core.c2
-rw-r--r--include/linux/device.h2
3 files changed, 3 insertions, 3 deletions
diff --git a/drivers/base/base.h b/drivers/base/base.h
index 3d1da1027206..2208af509ce8 100644
--- a/drivers/base/base.h
+++ b/drivers/base/base.h
@@ -159,6 +159,8 @@ extern void device_block_probing(void);
extern void device_unblock_probing(void);
extern void deferred_probe_extend_timeout(void);
extern void driver_deferred_probe_trigger(void);
+const char *device_get_devnode(const struct device *dev, umode_t *mode,
+ kuid_t *uid, kgid_t *gid, const char **tmp);
/* /sys/devices directory */
extern struct kset *devices_kset;
diff --git a/drivers/base/core.c b/drivers/base/core.c
index 39dbd532cfb3..e39b6fa0eda6 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -3733,7 +3733,7 @@ static struct device *next_device(struct klist_iter *i)
* a name. This memory is returned in tmp and needs to be
* freed by the caller.
*/
-const char *device_get_devnode(struct device *dev,
+const char *device_get_devnode(const struct device *dev,
umode_t *mode, kuid_t *uid, kgid_t *gid,
const char **tmp)
{
diff --git a/include/linux/device.h b/include/linux/device.h
index 318861000b83..90aaf308c259 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -907,8 +907,6 @@ int device_rename(struct device *dev, const char *new_name);
int device_move(struct device *dev, struct device *new_parent,
enum dpm_order dpm_order);
int device_change_owner(struct device *dev, kuid_t kuid, kgid_t kgid);
-const char *device_get_devnode(struct device *dev, umode_t *mode, kuid_t *uid,
- kgid_t *gid, const char **tmp);
int device_is_dependent(struct device *dev, void *target);
static inline bool device_supports_offline(struct device *dev)