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References: <20230717143443.163732-1-carlos.bilbao@amd.com>
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In-Reply-To: <d64f5a02-68cf-2978-c523-094c458aa866@amd.com>
From:   Michael Chan <michael.chan@broadcom.com>
Date:   Fri, 21 Jul 2023 18:17:23 -0700
Message-ID: <CACKFLikifw2my5Dgs5v=f4mgtAE2qLU6HEM6A=Jhdn2JT2ybuA@mail.gmail.com>
Subject: Re: [PATCH] tg3: fix array subscript out of bounds compilation error
To:     Carlos Bilbao <carlos.bilbao@amd.com>
Cc:     Jakub Kicinski <kuba@kernel.org>,
        Kuniyuki Iwashima <kuniyu@amazon.com>, davem@davemloft.net,
        edumazet@google.com, linux-kernel@vger.kernel.org,
        mchan@broadcom.com, netdev@vger.kernel.org, pabeni@redhat.com,
        prashant@broadcom.com, siva.kallam@broadcom.com
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On Fri, Jul 21, 2023 at 3:45=E2=80=AFPM Carlos Bilbao <carlos.bilbao@amd.co=
m> wrote:
>
> On 7/18/23 9:54 PM, Jakub Kicinski wrote:
> > On Tue, 18 Jul 2023 10:52:39 -0500 Carlos Bilbao wrote:
> >>>> Fix encountered compilation error in tg3.c where an array subscript =
was
> >>>
> >>> What is the error ?
> >>
> >> drivers/net/ethernet/broadcom/tg3.c: In function =E2=80=98tg3_init_one=
=E2=80=99:
> >
> > What compiler are you using? Any extra flags?
>
> GCC version 13.1.1. No special flags.
>

I've reviewed the driver code.  tp->irq_max is always properly
initialized to 1 or TG3_IRQ_MAX_VECS.  So this gcc warning seems
bogus.

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