On 2023-03-11 20:49, Nicolas Graves via Guix-patches via wrote:

> ---
>  gnu/services/networking.scm | 10 +++++-----
>  1 file changed, 5 insertions(+), 5 deletions(-)
>
> diff --git a/gnu/services/networking.scm b/gnu/services/networking.scm
> index 5c6ad4ce3b..b656f3c938 100644
> --- a/gnu/services/networking.scm
> +++ b/gnu/services/networking.scm
> @@ -1219,13 +1219,13 @@ (define (network-manager-environment config)
>  (define (network-manager-shepherd-service config)
>    (match-record config <network-manager-configuration>
>      (network-manager shepherd-requirement dns vpn-plugins iwd?)
> -    (let ((iwd? (or iwd?  ; TODO: deprecated field, remove later.
> -                    (and shepherd-requirement
> -                         (memq 'iwd shepherd-requirement))))
> -          (conf (plain-file "NetworkManager.conf"
> +    (let ((conf (plain-file "NetworkManager.conf"
>                              (string-append
>                               "[main]\ndns=" dns "\n"
> -                             (if iwd? "[device]\nwifi.backend=iwd\n" ""))))
> +                             (if (or iwd? ; TODO: deprecated, remove later.
> +                                     (and shepherd-requirement
> +                                            (memq 'iwd shepherd-requirement)))
> +                              "[device]\nwifi.backend=iwd\n" ""))))
>            (vpn  (vpn-plugin-directory vpn-plugins)))
>        (list (shepherd-service
>               (documentation "Run the NetworkManager.")

The shadowing for iwd? in let was missing, should be fixed by: 
https://git.savannah.gnu.org/cgit/guix.git/commit/?id=3a2200e1ad

-- 
Best regards,
Andrew Tropin