diff options
| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-04-16 16:54:48 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-04-17 17:08:50 +0200 |
| commit | 2b07021a940ce1cdec736ec0cacad6af77717afc (patch) | |
| tree | 047316eb0dd080eefe2c7cad156ecf284683b51c /fs/debugfs/file.c | |
| parent | 739604734bd8e4ad71a6a902473109b2d2904890 (diff) | |
| download | lwn-2b07021a940ce1cdec736ec0cacad6af77717afc.tar.gz lwn-2b07021a940ce1cdec736ec0cacad6af77717afc.zip | |
debugfs: remove return value of debugfs_create_u32()
No one checks the return value of debugfs_create_u32(), 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 <gregkh@linuxfoundation.org>
Link: https://lore.kernel.org/r/20200416145448.GA1380878@kroah.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/debugfs/file.c')
| -rw-r--r-- | fs/debugfs/file.c | 15 |
1 files changed, 3 insertions, 12 deletions
diff --git a/fs/debugfs/file.c b/fs/debugfs/file.c index 2d357680094c..ae49a55bda00 100644 --- a/fs/debugfs/file.c +++ b/fs/debugfs/file.c @@ -506,20 +506,11 @@ DEFINE_DEBUGFS_ATTRIBUTE(fops_u32_wo, NULL, debugfs_u32_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_u32(const char *name, umode_t mode, - struct dentry *parent, u32 *value) +void debugfs_create_u32(const char *name, umode_t mode, struct dentry *parent, + u32 *value) { - return debugfs_create_mode_unsafe(name, mode, parent, value, &fops_u32, + debugfs_create_mode_unsafe(name, mode, parent, value, &fops_u32, &fops_u32_ro, &fops_u32_wo); } EXPORT_SYMBOL_GPL(debugfs_create_u32); |