fs/namei.c: don't pass nameidata to __lookup_hash() and lookup_real()

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

diff --git a/fs/namei.c b/fs/namei.c
index 175e81b..fc01090 100644 (file)
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -1080,7 +1080,7 @@ static struct dentry *lookup_dcache(struct qstr *name, struct dentry *dir,
  * dir->d_inode->i_mutex must be held
  */
 static struct dentry *lookup_real(struct inode *dir, struct dentry *dentry,
-                                 struct nameidata *nd)
+                                 unsigned int flags)
 {
        struct dentry *old;
 
@@ -1090,7 +1090,7 @@ static struct dentry *lookup_real(struct inode *dir, struct dentry *dentry,
                return ERR_PTR(-ENOENT);
        }
 
-       old = dir->i_op->lookup(dir, dentry, nd ? nd->flags : 0);
+       old = dir->i_op->lookup(dir, dentry, flags);
        if (unlikely(old)) {
                dput(dentry);
                dentry = old;
@@ -1099,16 +1099,16 @@ static struct dentry *lookup_real(struct inode *dir, struct dentry *dentry,
 }
 
 static struct dentry *__lookup_hash(struct qstr *name,
-               struct dentry *base, struct nameidata *nd)
+               struct dentry *base, unsigned int flags)
 {
        bool need_lookup;
        struct dentry *dentry;
 
-       dentry = lookup_dcache(name, base, nd ? nd->flags : 0, &need_lookup);
+       dentry = lookup_dcache(name, base, flags, &need_lookup);
        if (!need_lookup)
                return dentry;
 
-       return lookup_real(base->d_inode, dentry, nd);
+       return lookup_real(base->d_inode, dentry, flags);
 }
 
 /*
@@ -1227,7 +1227,7 @@ static int lookup_slow(struct nameidata *nd, struct qstr *name,
        BUG_ON(nd->inode != parent->d_inode);
 
        mutex_lock(&parent->d_inode->i_mutex);
-       dentry = __lookup_hash(name, parent, nd);
+       dentry = __lookup_hash(name, parent, nd->flags);
        mutex_unlock(&parent->d_inode->i_mutex);
        if (IS_ERR(dentry))
                return PTR_ERR(dentry);
@@ -1859,7 +1859,7 @@ int vfs_path_lookup(struct dentry *dentry, struct vfsmount *mnt,
  */
 static struct dentry *lookup_hash(struct nameidata *nd)
 {
-       return __lookup_hash(&nd->last, nd->path.dentry, nd);
+       return __lookup_hash(&nd->last, nd->path.dentry, nd->flags);
 }
 
 /**
@@ -1906,7 +1906,7 @@ struct dentry *lookup_one_len(const char *name, struct dentry *base, int len)
        if (err)
                return ERR_PTR(err);
 
-       return __lookup_hash(&this, base, NULL);
+       return __lookup_hash(&this, base, 0);
 }
 
 int user_path_at_empty(int dfd, const char __user *name, unsigned flags,
@@ -2310,7 +2310,7 @@ out:
 
 no_open:
        if (need_lookup) {
-               dentry = lookup_real(dir, dentry, nd);
+               dentry = lookup_real(dir, dentry, nd->flags);
                if (IS_ERR(dentry))
                        return PTR_ERR(dentry);
 
@@ -2372,7 +2372,7 @@ static int lookup_open(struct nameidata *nd, struct path *path,
        if (need_lookup) {
                BUG_ON(dentry->d_inode);
 
-               dentry = lookup_real(dir_inode, dentry, nd);
+               dentry = lookup_real(dir_inode, dentry, nd->flags);
                if (IS_ERR(dentry))
                        return PTR_ERR(dentry);
        }