switch vfs_path_lookup() to struct path

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 11 insertions, 5 deletions

diff --git a/fs/namei.c b/fs/namei.c
index b45a039216c7..7e6ba8c80e77 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -1575,16 +1575,22 @@ int kern_path(const char *name, unsigned int flags, struct path *path)
  * @mnt: pointer to vfs mount of the base directory
  * @name: pointer to file name
  * @flags: lookup flags
- * @nd: pointer to nameidata
+ * @path: pointer to struct path to fill
  */
 int vfs_path_lookup(struct dentry *dentry, struct vfsmount *mnt,
                     const char *name, unsigned int flags,
-                    struct nameidata *nd)
+                    struct path *path)
 {
-        nd->root.dentry = dentry;
-        nd->root.mnt = mnt;
+        struct nameidata nd;
+        int err;
+        nd.root.dentry = dentry;
+        nd.root.mnt = mnt;
+        BUG_ON(flags & LOOKUP_PARENT);
         /* the first argument of do_path_lookup() is ignored with LOOKUP_ROOT */
-        return do_path_lookup(AT_FDCWD, name, flags | LOOKUP_ROOT, nd);
+        err = do_path_lookup(AT_FDCWD, name, flags | LOOKUP_ROOT, &nd);
+        if (!err)
+                *path = nd.path;
+        return err;
 }
 
 static struct dentry *__lookup_hash(struct qstr *name,