netdev - Re: [PATCH net-next 05/11] tools: ynl-gen: define nlattr *array in a block scope

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Message-ID: <m2y0qtxjpe.fsf@gmail.com>
Date: Fri, 05 Sep 2025 11:44:13 +0100
From: Donald Hunter <donald.hunter@...il.com>
To: Asbjørn Sloth Tønnesen
 <ast@...erby.net>
Cc: "Jason A. Donenfeld" <Jason@...c4.com>,  "David S. Miller"
 <davem@...emloft.net>,  Eric Dumazet <edumazet@...gle.com>,  Jakub
 Kicinski <kuba@...nel.org>,  Paolo Abeni <pabeni@...hat.com>,  Simon
 Horman <horms@...nel.org>,  Jacob Keller <jacob.e.keller@...el.com>,
  Andrew Lunn <andrew+netdev@...n.ch>,  wireguard@...ts.zx2c4.com,
  netdev@...r.kernel.org,  linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next 05/11] tools: ynl-gen: define nlattr *array in
 a block scope

Asbjørn Sloth Tønnesen <ast@...erby.net> writes:

> Instead of trying to define "struct nlattr *array;" in the all
> the right places, then simply define it in a block scope,
> as it's only used here.
>
> Before this patch it was generated for attribute set _put()
> functions, like wireguard_wgpeer_put(), but missing and caused a
> compile error for the command function wireguard_set_device().
>
> $ make -C tools/net/ynl/generated wireguard-user.o
> -e      CC wireguard-user.o
> wireguard-user.c: In function ‘wireguard_set_device’:
> wireguard-user.c:548:9: error: ‘array’ undeclared (first use in ..)
>   548 |         array = ynl_attr_nest_start(nlh, WGDEVICE_A_PEERS);
>       |         ^~~~~
>
> Signed-off-by: Asbjørn Sloth Tønnesen <ast@...erby.net>

Reviewed-by: Donald Hunter <donald.hunter@...il.com>