[PATCH blktests v1 02/18] nvme/rc: silence fcloop cleanup failures

[Daniel Wagner]

On Thu, Mar 21, 2024 at 10:47:11AM +0100, Daniel Wagner wrote:
> When the ctl file is missing we are logging
> 
>   tests/nvme/rc: line 265: /sys/class/fcloop/ctl/del_target_port: No such file or directory
>   tests/nvme/rc: line 257: /sys/class/fcloop/ctl/del_local_port: No such file or directory
>   tests/nvme/rc: line 249: /sys/class/fcloop/ctl/del_remote_port: No such file or directory
> 
> because the first redirect operator fails. Thus first check if the ctl
> file exists.
> 
> Signed-off-by: Daniel Wagner <dwagner at suse.de>
> ---
>  tests/nvme/rc | 15 ++++++++++++---
>  1 file changed, 12 insertions(+), 3 deletions(-)
> 
> diff --git a/tests/nvme/rc b/tests/nvme/rc
> index 78d84af72e73..53fa54e64cb2 100644
> --- a/tests/nvme/rc
> +++ b/tests/nvme/rc
> @@ -234,7 +234,10 @@ _nvme_fcloop_del_rport() {
>  	local remote_wwpn="$4"
>  	local loopctl=/sys/class/fcloop/ctl
>  
> -	echo "wwnn=${remote_wwnn},wwpn=${remote_wwpn}" > ${loopctl}/del_remote_port 2> /dev/null
> +	if [[ ! -f "${loopctrl}" ]]; then

This should be ${loopctl}, obviously. Same for the other changes.