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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

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Pull vfs fix from Al Viro.

Automount handling was broken by commit e3c13928086f ("namei: massage
lookup_slow() to be usable by lookup_one_len_unlocked()") moving the
test for negative dentry too early.

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  fix the braino in "namei: massage lookup_slow() to be usable by lookup_one_len_unlocked()"
This commit is contained in:
Linus Torvalds 2016-03-31 07:19:39 -05:00
commit e9dcfaff01
1 changed files with 6 additions and 4 deletions
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10
fs/namei.c
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@ -1740,15 +1740,17 @@ static int walk_component(struct nameidata *nd, int flags)
nd->flags);
if (IS_ERR(path.dentry))
return PTR_ERR(path.dentry);
if (unlikely(d_is_negative(path.dentry))) {
dput(path.dentry);
return -ENOENT;
}
path.mnt = nd->path.mnt;
err = follow_managed(&path, nd);
if (unlikely(err < 0))
return err;
if (unlikely(d_is_negative(path.dentry))) {
path_to_nameidata(&path, nd);
return -ENOENT;
}
seq = 0; /* we are already out of RCU mode */
inode = d_backing_inode(path.dentry);
}