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    Subject[AppArmor 39/47] Fix file_permission()
    We cannot easily switch from file_permission() to vfs_permission()
    everywhere, so fix file_permission() to not use a NULL nameidata
    for the remaining users.

    Signed-off-by: Andreas Gruenbacher <agruen@suse.de>
    Signed-off-by: John Johansen <jjohansen@suse.de>

    ---
    fs/namei.c | 8 +++++++-
    1 file changed, 7 insertions(+), 1 deletion(-)

    --- a/fs/namei.c
    +++ b/fs/namei.c
    @@ -313,7 +313,13 @@ int vfs_permission(struct nameidata *nd,
    */
    int file_permission(struct file *file, int mask)
    {
    - return permission(file->f_path.dentry->d_inode, mask, NULL);
    + struct nameidata nd;
    +
    + nd.path.dentry = file->f_path.dentry;
    + nd.path.mnt = file->f_path.mnt;
    + nd.flags = LOOKUP_ACCESS;
    +
    + return permission(nd.path.dentry->d_inode, mask, &nd);
    }

    /*
    --



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