[PATCH] kill altroot

[people/ms/linux.git] / fs / namespace.c

diff --git a/fs/namespace.c b/fs/namespace.c
index f30b11e2240e170e8d6dfe7fd6a395e02344f212..c4fcf48acef88f79208dd2d506fc2a8781409438 100644 (file)
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -1972,7 +1972,7 @@ static struct mnt_namespace *dup_mnt_ns(struct mnt_namespace *mnt_ns,
                struct fs_struct *fs)
 {
        struct mnt_namespace *new_ns;
-       struct vfsmount *rootmnt = NULL, *pwdmnt = NULL, *altrootmnt = NULL;
+       struct vfsmount *rootmnt = NULL, *pwdmnt = NULL;
        struct vfsmount *p, *q;
 
        new_ns = kmalloc(sizeof(struct mnt_namespace), GFP_KERNEL);
@@ -2015,10 +2015,6 @@ static struct mnt_namespace *dup_mnt_ns(struct mnt_namespace *mnt_ns,
                                pwdmnt = p;
                                fs->pwd.mnt = mntget(q);
                        }
-                       if (p == fs->altroot.mnt) {
-                               altrootmnt = p;
-                               fs->altroot.mnt = mntget(q);
-                       }
                }
                p = next_mnt(p, mnt_ns->root);
                q = next_mnt(q, new_ns->root);
@@ -2029,8 +2025,6 @@ static struct mnt_namespace *dup_mnt_ns(struct mnt_namespace *mnt_ns,
                mntput(rootmnt);
        if (pwdmnt)
                mntput(pwdmnt);
-       if (altrootmnt)
-               mntput(altrootmnt);
 
        return new_ns;
 }