[LTP] [PATCH ltp] network/stress/ssh/ssh-stress01-rmt: fix shellcheck error

[Alexey Kodanev]

On 05/25/2018 10:51 AM, Yixin Zhang wrote:
> testcases/network/stress/ssh/ssh-stress01-rmt:57:16: error: Since you
> double quoted this, it will not word split, and the loop will only run
> once. [SC2066]
> 

Right. Hopefully 'kill' accepts a list of pids.

> Signed-off-by: Yixin Zhang <yixin.zhang@intel.com>
> ---
>  testcases/network/stress/ssh/ssh-stress01-rmt | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/testcases/network/stress/ssh/ssh-stress01-rmt b/testcases/network/stress/ssh/ssh-stress01-rmt
> index 2a84957ca..3f670a3b8 100644
> --- a/testcases/network/stress/ssh/ssh-stress01-rmt
> +++ b/testcases/network/stress/ssh/ssh-stress01-rmt
> @@ -54,7 +54,7 @@ done
>  all_conn=$(ps auxw | grep -Fv grep | \
>  	grep "ssh[[:blank:]].*${ssh_config}" | awk '{print $2}')
>  
> -for ssh_pid in "$all_conn"; do
> +for ssh_pid in $all_conn; do
>  	kill $ssh_pid

Could we just add 'kill $all_conn', or use the above pattern with pkill, i.e.

pkill -f "ssh .*$ssh_config"

instead of adding $all_conn and the 'for' loop?