Re: [for-4.17 v2 2/3] automation: qemu-smoke-arm64: Silence ifconfig error messages

[Stefano Stabellini <sstabellini@xxxxxxxxxx>]

On Thu, 8 Sep 2022, Michal Orzel wrote:
> During the ping test, dom1 tries to assign an ip to eth0 in a loop.
> Before setting up the network interface by dom0, this results in
> printing the following error message several times:
> (XEN) DOM1: ifconfig: SIOCSIFADDR: No such device
> 
> Silence this by redirecting stderr/stdout to /dev/null as we do not
> care about the output and we should not pollute the log file.
> 
> Signed-off-by: Michal Orzel <michal.orzel@xxxxxxx>
> Reviewed-by: Luca Fancellu <luca.fancellu@xxxxxxx>
> Reviewed-by: Ayan Kumar Halder <ayankuma@xxxxxxx>

Acked-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>


> ---
> Changes in v2:
> - none
> ---
>  automation/scripts/qemu-smoke-arm64.sh | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/automation/scripts/qemu-smoke-arm64.sh 
> b/automation/scripts/qemu-smoke-arm64.sh
> index c80d9b2aee00..7ac96027760d 100755
> --- a/automation/scripts/qemu-smoke-arm64.sh
> +++ b/automation/scripts/qemu-smoke-arm64.sh
> @@ -6,7 +6,7 @@ test_variant=$1
>  
>  passed="passed"
>  check="
> -until ifconfig eth0 192.168.0.2 && ping -c 10 192.168.0.1; do
> +until ifconfig eth0 192.168.0.2 &> /dev/null && ping -c 10 192.168.0.1; do
>      sleep 30
>  done
>  echo \"${passed}\"
> -- 
> 2.25.1
>