[PATCH] switch all filesystems over to d_obtain_alias
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>
diff --git a/fs/gfs2/ops_export.c b/fs/gfs2/ops_export.c
index 9cda853..bbb8c36 100644
--- a/fs/gfs2/ops_export.c
+++ b/fs/gfs2/ops_export.c
@@ -130,28 +130,17 @@
static struct dentry *gfs2_get_parent(struct dentry *child)
{
struct qstr dotdot;
- struct inode *inode;
struct dentry *dentry;
- gfs2_str2qstr(&dotdot, "..");
- inode = gfs2_lookupi(child->d_inode, &dotdot, 1);
-
- if (!inode)
- return ERR_PTR(-ENOENT);
/*
- * In case of an error, @inode carries the error value, and we
- * have to return that as a(n invalid) pointer to dentry.
+ * XXX(hch): it would be a good idea to keep this around as a
+ * static variable.
*/
- if (IS_ERR(inode))
- return ERR_CAST(inode);
+ gfs2_str2qstr(&dotdot, "..");
- dentry = d_alloc_anon(inode);
- if (!dentry) {
- iput(inode);
- return ERR_PTR(-ENOMEM);
- }
-
- dentry->d_op = &gfs2_dops;
+ dentry = d_obtain_alias(gfs2_lookupi(child->d_inode, &dotdot, 1));
+ if (!IS_ERR(dentry))
+ dentry->d_op = &gfs2_dops;
return dentry;
}
@@ -233,13 +222,9 @@
gfs2_glock_dq_uninit(&i_gh);
out_inode:
- dentry = d_alloc_anon(inode);
- if (!dentry) {
- iput(inode);
- return ERR_PTR(-ENOMEM);
- }
-
- dentry->d_op = &gfs2_dops;
+ dentry = d_obtain_alias(inode);
+ if (!IS_ERR(dentry))
+ dentry->d_op = &gfs2_dops;
return dentry;
fail_rgd: