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-rw-r--r--fs/debugfs/file.c18
-rw-r--r--include/linux/debugfs.h14
2 files changed, 9 insertions, 23 deletions
diff --git a/fs/debugfs/file.c b/fs/debugfs/file.c
index d4ab31e39027..fb0c102847d5 100644
--- a/fs/debugfs/file.c
+++ b/fs/debugfs/file.c
@@ -582,22 +582,12 @@ DEFINE_DEBUGFS_ATTRIBUTE(fops_ulong_wo, NULL, debugfs_ulong_set, "%llu\n");
* This function creates a file in debugfs with the given name that
* contains the value of the variable @value. If the @mode variable is so
* set, it can be read from, and written to.
- *
- * This function will return a pointer to a dentry if it succeeds. This
- * pointer must be passed to the debugfs_remove() function when the file is
- * to be removed (no automatic cleanup happens if your module is unloaded,
- * you are responsible here.) If an error occurs, ERR_PTR(-ERROR) will be
- * returned.
- *
- * If debugfs is not enabled in the kernel, the value ERR_PTR(-ENODEV) will
- * be returned.
*/
-struct dentry *debugfs_create_ulong(const char *name, umode_t mode,
- struct dentry *parent, unsigned long *value)
+void debugfs_create_ulong(const char *name, umode_t mode, struct dentry *parent,
+ unsigned long *value)
{
- return debugfs_create_mode_unsafe(name, mode, parent, value,
- &fops_ulong, &fops_ulong_ro,
- &fops_ulong_wo);
+ debugfs_create_mode_unsafe(name, mode, parent, value, &fops_ulong,
+ &fops_ulong_ro, &fops_ulong_wo);
}
EXPORT_SYMBOL_GPL(debugfs_create_ulong);
diff --git a/include/linux/debugfs.h b/include/linux/debugfs.h
index 53150803eb7c..c869f1e73d75 100644
--- a/include/linux/debugfs.h
+++ b/include/linux/debugfs.h
@@ -112,8 +112,8 @@ void debugfs_create_u32(const char *name, umode_t mode, struct dentry *parent,
u32 *value);
void debugfs_create_u64(const char *name, umode_t mode, struct dentry *parent,
u64 *value);
-struct dentry *debugfs_create_ulong(const char *name, umode_t mode,
- struct dentry *parent, unsigned long *value);
+void debugfs_create_ulong(const char *name, umode_t mode, struct dentry *parent,
+ unsigned long *value);
void debugfs_create_x8(const char *name, umode_t mode, struct dentry *parent,
u8 *value);
void debugfs_create_x16(const char *name, umode_t mode, struct dentry *parent,
@@ -266,13 +266,9 @@ static inline void debugfs_create_u32(const char *name, umode_t mode,
static inline void debugfs_create_u64(const char *name, umode_t mode,
struct dentry *parent, u64 *value) { }
-static inline struct dentry *debugfs_create_ulong(const char *name,
- umode_t mode,
- struct dentry *parent,
- unsigned long *value)
-{
- return ERR_PTR(-ENODEV);
-}
+static inline void debugfs_create_ulong(const char *name, umode_t mode,
+ struct dentry *parent,
+ unsigned long *value) { }
static inline void debugfs_create_x8(const char *name, umode_t mode,
struct dentry *parent, u8 *value) { }