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[PATCH] switch all filesystems over to d_obtain_alias

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Switch all users of d_alloc_anon to d_obtain_alias.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Christoph Hellwig
2008-08-11 15:49:04 +02:00
committed by Al Viro
parent 4ea3ada295
commit 440037287c
19 changed files with 78 additions and 305 deletions
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23
fs/fuse/inode.c
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@@ -596,12 +596,8 @@ static struct dentry *fuse_get_dentry(struct super_block *sb,
if (inode->i_generation != handle->generation)
goto out_iput;
entry = d_alloc_anon(inode);
err = -ENOMEM;
if (!entry)
goto out_iput;
if (get_node_id(inode) != FUSE_ROOT_ID) {
entry = d_obtain_alias(inode);
if (!IS_ERR(entry) && get_node_id(inode) != FUSE_ROOT_ID) {
entry->d_op = &fuse_dentry_operations;
fuse_invalidate_entry_cache(entry);
}
@@ -696,17 +692,14 @@ static struct dentry *fuse_get_parent(struct dentry *child)
name.name = "..";
err = fuse_lookup_name(child_inode->i_sb, get_node_id(child_inode),
&name, &outarg, &inode);
if (err && err != -ENOENT)
if (err) {
if (err == -ENOENT)
return ERR_PTR(-ESTALE);
return ERR_PTR(err);
if (err || !inode)
return ERR_PTR(-ESTALE);
parent = d_alloc_anon(inode);
if (!parent) {
iput(inode);
return ERR_PTR(-ENOMEM);
}
if (get_node_id(inode) != FUSE_ROOT_ID) {
parent = d_obtain_alias(inode);
if (!IS_ERR(parent) && get_node_id(inode) != FUSE_ROOT_ID) {
parent->d_op = &fuse_dentry_operations;
fuse_invalidate_entry_cache(parent);
}