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From: Stephen Hemminger <stephen@networkplumber.org>
To: David Marchand <david.marchand@redhat.com>
Cc: dev@dpdk.org, stable@dpdk.org,
	Devendra Singh Rawat <dsinghrawat@marvell.com>,
	Alok Prasad <palok@marvell.com>, Rasesh Mody <rmody@marvell.com>,
	Igor Russkikh <irusskikh@marvell.com>
Subject: Re: [PATCH 4/4] net/qede: remove unused app version variable
Date: Thu, 27 Aug 2026 07:59:40 -0700	[thread overview]
Message-ID: <20260827075940.5bafd493@phoenix.local> (raw)
In-Reply-To: <CAJFAV8xy6SKarAo6Vx3VA4Cnv5c3o=crOzvH3_u64XLH8GW7HQ@mail.gmail.com>

On Thu, 27 Aug 2026 11:08:07 +0200
David Marchand <david.marchand@redhat.com> wrote:

> On Thu, 27 Aug 2026 at 02:00, Stephen Hemminger
> <stephen@networkplumber.org> wrote:
> >
> > qed_dbg_set_app_ver() validates the caller's version and stores it.
> > But the variable s_app_ver is never used in DPDK driver.
> >
> > clang 23 reports:
> >
> >   qede_debug.c:820:12: warning: variable 's_app_ver' set but not used
> >         [-Wunused-but-set-global]
> >
> > Remove the variable and the dead store.  
> 
> Maybe go one step further?
> qed_dbg_set_app_ver() looks useless.

Yes it is useless code. Looks like inherited from Linux driver.

      reply	other threads:[~2026-08-27 14:59 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-08-26 23:43 [PATCH 0/4] fix unused-but-set-global warnings Stephen Hemminger
2026-08-26 23:43 ` [PATCH 1/4] common/dpaax: fix unused variable warning in non-debug build Stephen Hemminger
2026-08-27  9:07   ` David Marchand
2026-08-27 14:57     ` Stephen Hemminger
2026-08-27 15:55       ` Hemant Agrawal
2026-08-26 23:43 ` [PATCH 2/4] bus/dpaa: remove unused qman_clk variable Stephen Hemminger
2026-08-27 15:57   ` Hemant Agrawal
2026-08-26 23:43 ` [PATCH 3/4] common/zsda: remove unused device counter Stephen Hemminger
2026-08-26 23:43 ` [PATCH 4/4] net/qede: remove unused app version variable Stephen Hemminger
2026-08-27  9:08   ` David Marchand
2026-08-27 14:59     ` Stephen Hemminger [this message]

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