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path: root/fs/ext2/namei.c
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Diffstat (limited to 'fs/ext2/namei.c')
-rw-r--r--fs/ext2/namei.c30
1 files changed, 7 insertions, 23 deletions
diff --git a/fs/ext2/namei.c b/fs/ext2/namei.c
index 80c97fd..2a74725 100644
--- a/fs/ext2/namei.c
+++ b/fs/ext2/namei.c
@@ -60,7 +60,7 @@ static struct dentry *ext2_lookup(struct inode * dir, struct dentry *dentry, str
if (dentry->d_name.len > EXT2_NAME_LEN)
return ERR_PTR(-ENAMETOOLONG);
- ino = ext2_inode_by_name(dir, dentry);
+ ino = ext2_inode_by_name(dir, &dentry->d_name);
inode = NULL;
if (ino) {
inode = ext2_iget(dir->i_sb, ino);
@@ -72,27 +72,11 @@ static struct dentry *ext2_lookup(struct inode * dir, struct dentry *dentry, str
struct dentry *ext2_get_parent(struct dentry *child)
{
- unsigned long ino;
- struct dentry *parent;
- struct inode *inode;
- struct dentry dotdot;
-
- dotdot.d_name.name = "..";
- dotdot.d_name.len = 2;
-
- ino = ext2_inode_by_name(child->d_inode, &dotdot);
+ struct qstr dotdot = {.name = "..", .len = 2};
+ unsigned long ino = ext2_inode_by_name(child->d_inode, &dotdot);
if (!ino)
return ERR_PTR(-ENOENT);
- inode = ext2_iget(child->d_inode->i_sb, ino);
-
- if (IS_ERR(inode))
- return ERR_CAST(inode);
- parent = d_alloc_anon(inode);
- if (!parent) {
- iput(inode);
- parent = ERR_PTR(-ENOMEM);
- }
- return parent;
+ return d_obtain_alias(ext2_iget(child->d_inode->i_sb, ino));
}
/*
@@ -257,7 +241,7 @@ static int ext2_unlink(struct inode * dir, struct dentry *dentry)
struct page * page;
int err = -ENOENT;
- de = ext2_find_entry (dir, dentry, &page);
+ de = ext2_find_entry (dir, &dentry->d_name, &page);
if (!de)
goto out;
@@ -299,7 +283,7 @@ static int ext2_rename (struct inode * old_dir, struct dentry * old_dentry,
struct ext2_dir_entry_2 * old_de;
int err = -ENOENT;
- old_de = ext2_find_entry (old_dir, old_dentry, &old_page);
+ old_de = ext2_find_entry (old_dir, &old_dentry->d_name, &old_page);
if (!old_de)
goto out;
@@ -319,7 +303,7 @@ static int ext2_rename (struct inode * old_dir, struct dentry * old_dentry,
goto out_dir;
err = -ENOENT;
- new_de = ext2_find_entry (new_dir, new_dentry, &new_page);
+ new_de = ext2_find_entry (new_dir, &new_dentry->d_name, &new_page);
if (!new_de)
goto out_dir;
inode_inc_link_count(old_inode);