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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-05-21 20:43:40 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-05-21 20:59:55 +0200
commitfb05b14c5b99a7a462d6e733155e4b2e80e28646 (patch)
treed338cc63fa2ef8b69b0b7069e46713d811721c6f /fs/debugfs
parent393b06383fb77a006a29eb1574474d468e8c868b (diff)
debugfs: remove return value of debugfs_create_ulong()
No one checks the return value of debugfs_create_ulong(), as it's not needed, so make the return value void, so that no one tries to do so in the future. Link: https://lore.kernel.org/r/20210521184340.1348539-1-gregkh@linuxfoundation.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/debugfs')
-rw-r--r--fs/debugfs/file.c18
1 files changed, 4 insertions, 14 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);