switch follow_mount()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2009-04-18 13:59:41 -04:00
parent 9393bd07cf
commit 79ed022619

View file

@ -715,16 +715,16 @@ static int __follow_mount(struct path *path)
return res;
}
static void follow_mount(struct vfsmount **mnt, struct dentry **dentry)
static void follow_mount(struct path *path)
{
while (d_mountpoint(*dentry)) {
struct vfsmount *mounted = lookup_mnt(*mnt, *dentry);
while (d_mountpoint(path->dentry)) {
struct vfsmount *mounted = lookup_mnt(path->mnt, path->dentry);
if (!mounted)
break;
dput(*dentry);
mntput(*mnt);
*mnt = mounted;
*dentry = dget(mounted->mnt_root);
dput(path->dentry);
mntput(path->mnt);
path->mnt = mounted;
path->dentry = dget(mounted->mnt_root);
}
}
@ -779,7 +779,7 @@ static __always_inline void follow_dotdot(struct nameidata *nd)
mntput(nd->path.mnt);
nd->path.mnt = parent;
}
follow_mount(&nd->path.mnt, &nd->path.dentry);
follow_mount(&nd->path);
}
/*