path: root/fs/debugfs
diff options
authorGreg Kroah-Hartman <>2019-10-11 15:29:25 +0200
committerGreg Kroah-Hartman <>2019-10-14 12:18:06 +0200
commit313f5dbba41d905d59c820bb2d91ee6c661aff99 (patch)
tree5c7f89b18ba55c5e15efcf387f6c7e03f91059be /fs/debugfs
parent9655ac4aca20d654769b8f0d6a5be34b7ce7bad1 (diff)
debugfs: remove return value of debugfs_create_u16()
No one checks the return value of debugfs_create_u16(), as it's not needed, so make the return value void, so that no one tries to do so in the future. Signed-off-by: Greg Kroah-Hartman <> Link: Signed-off-by: Greg Kroah-Hartman <>
Diffstat (limited to 'fs/debugfs')
1 files changed, 3 insertions, 12 deletions
diff --git a/fs/debugfs/file.c b/fs/debugfs/file.c
index 2d5d9a0a6f57..8091a7ef3589 100644
--- a/fs/debugfs/file.c
+++ b/fs/debugfs/file.c
@@ -456,20 +456,11 @@ DEFINE_DEBUGFS_ATTRIBUTE(fops_u16_wo, NULL, debugfs_u16_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_u16(const char *name, umode_t mode,
- struct dentry *parent, u16 *value)
+void debugfs_create_u16(const char *name, umode_t mode, struct dentry *parent,
+ u16 *value)
- return debugfs_create_mode_unsafe(name, mode, parent, value, &fops_u16,
+ debugfs_create_mode_unsafe(name, mode, parent, value, &fops_u16,
&fops_u16_ro, &fops_u16_wo);