[CRIU] [PATCH] zdtm: mountpoints -- Explicitly remove old /dev/null

[Pavel Emelyanov]

On 12/10/2012 08:41 PM, Cyrill Gorcunov wrote:
> We should explicitly unlink old /dev/null instance, otherwise
> if such device already exist we might hit a problem as
> 
>  | (00.002984) 7412 fdinfo 0: pos: 0x               0 flags:           100002/0
>  | (00.003015) Dumping path for 0 fd via self 42 [/dev/null]
>  | (00.003025) Error (files-reg.c:422): Unaccessible path opened 2049:109720, need 5:10
>  | (00.003033) Error (cr-dump.c:1565): Dump files (pid: 7412) failed with -1
> 
> Reported-by: Alexander Kartashov <alekskartashov at parallels.com>
> Tested-by: Alexander Kartashov <alekskartashov at parallels.com>
> Signed-off-by: Cyrill Gorcunov <gorcunov at openvz.org>

Applied