[PATCH] kill altroot

long overdue...

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

1 files changed, 1 insertions, 7 deletions

diff --git a/fs/namespace.c b/fs/namespace.c
index f30b11e2240e..c4fcf48acef8 100644
--- 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;
 }