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path: root/fs/hostfs/hostfs_kern.c
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Diffstat (limited to 'fs/hostfs/hostfs_kern.c')
-rw-r--r--fs/hostfs/hostfs_kern.c69
1 files changed, 16 insertions, 53 deletions
diff --git a/fs/hostfs/hostfs_kern.c b/fs/hostfs/hostfs_kern.c
index 7e6750499b8..25d79298a98 100644
--- a/fs/hostfs/hostfs_kern.c
+++ b/fs/hostfs/hostfs_kern.c
@@ -204,50 +204,11 @@ static char *follow_link(char *link)
return ERR_PTR(n);
}
-static int hostfs_read_inode(struct inode *ino)
-{
- char *name;
- int err = 0;
-
- /*
- * Unfortunately, we are called from iget() when we don't have a dentry
- * allocated yet.
- */
- if (list_empty(&ino->i_dentry))
- goto out;
-
- err = -ENOMEM;
- name = inode_name(ino, 0);
- if (name == NULL)
- goto out;
-
- if (file_type(name, NULL, NULL) == OS_TYPE_SYMLINK) {
- name = follow_link(name);
- if (IS_ERR(name)) {
- err = PTR_ERR(name);
- goto out;
- }
- }
-
- err = read_name(ino, name);
- kfree(name);
- out:
- return err;
-}
-
static struct inode *hostfs_iget(struct super_block *sb)
{
- struct inode *inode;
- long ret;
-
- inode = new_inode(sb);
+ struct inode *inode = new_inode(sb);
if (!inode)
return ERR_PTR(-ENOMEM);
- ret = hostfs_read_inode(inode);
- if (ret < 0) {
- iput(inode);
- return ERR_PTR(ret);
- }
return inode;
}
@@ -979,13 +940,23 @@ static int hostfs_fill_sb_common(struct super_block *sb, void *d, int silent)
sprintf(host_root_path, "%s/%s", root_ino, req_root);
- root_inode = hostfs_iget(sb);
- if (IS_ERR(root_inode)) {
- err = PTR_ERR(root_inode);
+ root_inode = new_inode(sb);
+ if (!root_inode)
goto out;
- }
- err = init_inode(root_inode, NULL);
+ root_inode->i_op = &hostfs_dir_iops;
+ root_inode->i_fop = &hostfs_dir_fops;
+
+ if (file_type(host_root_path, NULL, NULL) == OS_TYPE_SYMLINK) {
+ char *name = follow_link(host_root_path);
+ if (IS_ERR(name))
+ err = PTR_ERR(name);
+ else
+ err = read_name(root_inode, name);
+ kfree(name);
+ } else {
+ err = read_name(root_inode, host_root_path);
+ }
if (err)
goto out_put;
@@ -994,14 +965,6 @@ static int hostfs_fill_sb_common(struct super_block *sb, void *d, int silent)
if (sb->s_root == NULL)
goto out_put;
- err = hostfs_read_inode(root_inode);
- if (err) {
- /* No iput in this case because the dput does that for us */
- dput(sb->s_root);
- sb->s_root = NULL;
- goto out;
- }
-
return 0;
out_put: