[CRIU] [PATCH 1/2] mount: simplify devpts_dump

[Serge Hallyn]

Quoting Andrey Vagin (avagin at openvz.org):
> Signed-off-by: Andrey Vagin <avagin at openvz.org>

looks good if I'm reading the related helpers correctly.

Acked-by: Serge E. Hallyn <serge.hallyn at ubuntu.com>

> ---
>  mount.c | 16 +---------------
>  1 file changed, 1 insertion(+), 15 deletions(-)
> 
> diff --git a/mount.c b/mount.c
> index 917159c..1793c20 100644
> --- a/mount.c
> +++ b/mount.c
> @@ -675,26 +675,12 @@ static int attach_option(struct mount_info *pm, char *opt)
>  static int devpts_dump(struct mount_info *pm)
>  {
>  	struct stat *host_st;
> -	struct stat st;
> -	int fdir;
>  
>  	host_st = kerndat_get_devpts_stat();
>  	if (host_st == NULL)
>  		return -1;
>  
> -	fdir = open_mountpoint(pm);
> -	if (fdir < 0)
> -		return -1;
> -
> -	if (fstat(fdir, &st)) {
> -		pr_perror("Unable to statfs %d:%s",
> -				pm->mnt_id, pm->mountpoint);
> -		close(fdir);
> -		return -1;
> -	}
> -	close(fdir);
> -
> -	if (host_st->st_dev == st.st_dev)
> +	if (host_st->st_dev == kdev_to_odev(pm->s_dev))
>  		return 0;
>  
>  	return attach_option(pm, "newinstance");
> -- 
> 1.8.5.3
>