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Diffstat (limited to 'fs/sysfs/dir.c')
-rw-r--r--fs/sysfs/dir.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/fs/sysfs/dir.c b/fs/sysfs/dir.c
index 337162935d2..4948d9bc405 100644
--- a/fs/sysfs/dir.c
+++ b/fs/sysfs/dir.c
@@ -440,7 +440,7 @@ int sysfs_add_one(struct sysfs_addrm_cxt *acxt, struct sysfs_dirent *sd)
/**
* sysfs_remove_one - remove sysfs_dirent from parent
* @acxt: addrm context to use
- * @sd: sysfs_dirent to be added
+ * @sd: sysfs_dirent to be removed
*
* Mark @sd removed and drop nlink of parent inode if @sd is a
* directory. @sd is unlinked from the children list.
@@ -678,8 +678,10 @@ static struct dentry * sysfs_lookup(struct inode *dir, struct dentry *dentry,
sd = sysfs_find_dirent(parent_sd, dentry->d_name.name);
/* no such entry */
- if (!sd)
+ if (!sd) {
+ ret = ERR_PTR(-ENOENT);
goto out_unlock;
+ }
/* attach dentry and inode */
inode = sysfs_get_inode(sd);
@@ -781,6 +783,7 @@ int sysfs_rename_dir(struct kobject * kobj, const char *new_name)
old_dentry = sysfs_get_dentry(sd);
if (IS_ERR(old_dentry)) {
error = PTR_ERR(old_dentry);
+ old_dentry = NULL;
goto out;
}
@@ -848,6 +851,7 @@ int sysfs_move_dir(struct kobject *kobj, struct kobject *new_parent_kobj)
old_dentry = sysfs_get_dentry(sd);
if (IS_ERR(old_dentry)) {
error = PTR_ERR(old_dentry);
+ old_dentry = NULL;
goto out;
}
old_parent = old_dentry->d_parent;
@@ -855,6 +859,7 @@ int sysfs_move_dir(struct kobject *kobj, struct kobject *new_parent_kobj)
new_parent = sysfs_get_dentry(new_parent_sd);
if (IS_ERR(new_parent)) {
error = PTR_ERR(new_parent);
+ new_parent = NULL;
goto out;
}
@@ -878,7 +883,6 @@ again:
error = 0;
d_add(new_dentry, NULL);
d_move(old_dentry, new_dentry);
- dput(new_dentry);
/* Remove from old parent's list and insert into new parent's list. */
sysfs_unlink_sibling(sd);