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authorLinus Torvalds <torvalds@linux-foundation.org>2008-08-01 14:26:51 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2008-08-01 14:26:51 -0400
commitd65f5c5803d9cd6fa0b540a0dddf956be671bc36 (patch)
treed8b7e7197bd126ce857c9a368dd7573b531cb22f /fs/namespace.c
parenta8086ad803fc4d251edb9a49838bf99c7fdfb44f (diff)
parent8d66bf5481002b0960aa49aed0987c73f5d7816c (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs-2.6: [PATCH] pass struct path * to do_add_mount() [PATCH] switch mtd and dm-table to lookup_bdev() [patch 3/4] vfs: remove unused nameidata argument of may_create() [PATCH] devpts: switch to IDA [PATCH 2/2] proc: switch inode number allocation to IDA [PATCH 1/2] proc: fix inode number bogorithmetic [PATCH] fix bdev leak in block_dev.c do_open() [PATCH] fix races and leaks in vfs_quota_on() users [PATCH] clean dup2() up a bit [PATCH] merge locate_fd() and get_unused_fd() [PATCH] ipv4_static_sysctl_init() should be under CONFIG_SYSCTL Re: BUG at security/selinux/avc.c:883 (was: Re: linux-next: Tree
Diffstat (limited to 'fs/namespace.c')
-rw-r--r--fs/namespace.c16
1 files changed, 8 insertions, 8 deletions
diff --git a/fs/namespace.c b/fs/namespace.c
index 411728c0c8bb..6e283c93b50d 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -1667,31 +1667,31 @@ static noinline int do_new_mount(struct nameidata *nd, char *type, int flags,
1667 if (IS_ERR(mnt)) 1667 if (IS_ERR(mnt))
1668 return PTR_ERR(mnt); 1668 return PTR_ERR(mnt);
1669 1669
1670 return do_add_mount(mnt, nd, mnt_flags, NULL); 1670 return do_add_mount(mnt, &nd->path, mnt_flags, NULL);
1671} 1671}
1672 1672
1673/* 1673/*
1674 * add a mount into a namespace's mount tree 1674 * add a mount into a namespace's mount tree
1675 * - provide the option of adding the new mount to an expiration list 1675 * - provide the option of adding the new mount to an expiration list
1676 */ 1676 */
1677int do_add_mount(struct vfsmount *newmnt, struct nameidata *nd, 1677int do_add_mount(struct vfsmount *newmnt, struct path *path,
1678 int mnt_flags, struct list_head *fslist) 1678 int mnt_flags, struct list_head *fslist)
1679{ 1679{
1680 int err; 1680 int err;
1681 1681
1682 down_write(&namespace_sem); 1682 down_write(&namespace_sem);
1683 /* Something was mounted here while we slept */ 1683 /* Something was mounted here while we slept */
1684 while (d_mountpoint(nd->path.dentry) && 1684 while (d_mountpoint(path->dentry) &&
1685 follow_down(&nd->path.mnt, &nd->path.dentry)) 1685 follow_down(&path->mnt, &path->dentry))
1686 ; 1686 ;
1687 err = -EINVAL; 1687 err = -EINVAL;
1688 if (!check_mnt(nd->path.mnt)) 1688 if (!check_mnt(path->mnt))
1689 goto unlock; 1689 goto unlock;
1690 1690
1691 /* Refuse the same filesystem on the same mount point */ 1691 /* Refuse the same filesystem on the same mount point */
1692 err = -EBUSY; 1692 err = -EBUSY;
1693 if (nd->path.mnt->mnt_sb == newmnt->mnt_sb && 1693 if (path->mnt->mnt_sb == newmnt->mnt_sb &&
1694 nd->path.mnt->mnt_root == nd->path.dentry) 1694 path->mnt->mnt_root == path->dentry)
1695 goto unlock; 1695 goto unlock;
1696 1696
1697 err = -EINVAL; 1697 err = -EINVAL;
@@ -1699,7 +1699,7 @@ int do_add_mount(struct vfsmount *newmnt, struct nameidata *nd,
1699 goto unlock; 1699 goto unlock;
1700 1700
1701 newmnt->mnt_flags = mnt_flags; 1701 newmnt->mnt_flags = mnt_flags;
1702 if ((err = graft_tree(newmnt, &nd->path))) 1702 if ((err = graft_tree(newmnt, path)))
1703 goto unlock; 1703 goto unlock;
1704 1704
1705 if (fslist) /* add to the specified expiration list */ 1705 if (fslist) /* add to the specified expiration list */