vzctl_env_create_snapshot(): don't pass uninit var to unlink

Found by coverity, CID 996898:

>  uninit_use_in_call: Using uninitialized element of array
> "snap_ve_conf" when calling "unlink(char const *)".

This patch assumes that unlink("") does nothing bad.

Signed-off-by: Kir Kolyshkin <kir@openvz.org>
1 file changed