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authorAl Viro <viro@zeniv.linux.org.uk>2015-01-29 06:20:49 +0100
committerAl Viro <viro@zeniv.linux.org.uk>2015-02-18 04:16:35 +0100
commit1cf97d0d3a1b0232a3fde25deac3b3fd288627e2 (patch)
treea3b2951252bff5cb3832cf3d6490a236d1a83cce /fs/configfs/dir.c
parentconfigfs: configfs_create() init callback is never NULL and it never fails (diff)
downloadlinux-1cf97d0d3a1b0232a3fde25deac3b3fd288627e2.tar.xz
linux-1cf97d0d3a1b0232a3fde25deac3b3fd288627e2.zip
configfs: fold create_dir() into its only caller
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to '')
-rw-r--r--fs/configfs/dir.c63
1 files changed, 29 insertions, 34 deletions
diff --git a/fs/configfs/dir.c b/fs/configfs/dir.c
index 6371ba19ee43..cf0db005d2f5 100644
--- a/fs/configfs/dir.c
+++ b/fs/configfs/dir.c
@@ -260,37 +260,6 @@ static void init_symlink(struct inode * inode)
inode->i_op = &configfs_symlink_inode_operations;
}
-static int create_dir(struct config_item *k, struct dentry *d)
-{
- int error;
- umode_t mode = S_IFDIR| S_IRWXU | S_IRUGO | S_IXUGO;
- struct dentry *p = d->d_parent;
-
- BUG_ON(!k);
-
- error = configfs_dirent_exists(p->d_fsdata, d->d_name.name);
- if (!error)
- error = configfs_make_dirent(p->d_fsdata, d, k, mode,
- CONFIGFS_DIR | CONFIGFS_USET_CREATING);
- if (!error) {
- configfs_set_dir_dirent_depth(p->d_fsdata, d->d_fsdata);
- error = configfs_create(d, mode, init_dir);
- if (!error) {
- inc_nlink(p->d_inode);
- } else {
- struct configfs_dirent *sd = d->d_fsdata;
- if (sd) {
- spin_lock(&configfs_dirent_lock);
- list_del_init(&sd->s_sibling);
- spin_unlock(&configfs_dirent_lock);
- configfs_put(sd);
- }
- }
- }
- return error;
-}
-
-
/**
* configfs_create_dir - create a directory for an config_item.
* @item: config_itemwe're creating directory for.
@@ -300,11 +269,37 @@ static int create_dir(struct config_item *k, struct dentry *d)
* until it is validated by configfs_dir_set_ready()
*/
-static int configfs_create_dir(struct config_item * item, struct dentry *dentry)
+static int configfs_create_dir(struct config_item *item, struct dentry *dentry)
{
- int error = create_dir(item, dentry);
- if (!error)
+ int error;
+ umode_t mode = S_IFDIR| S_IRWXU | S_IRUGO | S_IXUGO;
+ struct dentry *p = dentry->d_parent;
+
+ BUG_ON(!item);
+
+ error = configfs_dirent_exists(p->d_fsdata, dentry->d_name.name);
+ if (unlikely(error))
+ return error;
+
+ error = configfs_make_dirent(p->d_fsdata, dentry, item, mode,
+ CONFIGFS_DIR | CONFIGFS_USET_CREATING);
+ if (unlikely(error))
+ return error;
+
+ configfs_set_dir_dirent_depth(p->d_fsdata, dentry->d_fsdata);
+ error = configfs_create(dentry, mode, init_dir);
+ if (!error) {
+ inc_nlink(p->d_inode);
item->ci_dentry = dentry;
+ } else {
+ struct configfs_dirent *sd = dentry->d_fsdata;
+ if (sd) {
+ spin_lock(&configfs_dirent_lock);
+ list_del_init(&sd->s_sibling);
+ spin_unlock(&configfs_dirent_lock);
+ configfs_put(sd);
+ }
+ }
return error;
}