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Subject: Re: [PATCH] [RESEND] net: stmmac: fix gcc-10 -Wrestrict warning
From:   patchwork-bot+netdevbpf@kernel.org
Message-Id: <163274760784.15607.6413113526637884251.git-patchwork-notify@kernel.org>
Date:   Mon, 27 Sep 2021 13:00:07 +0000
References: <20210927100336.1334028-1-arnd@kernel.org>
In-Reply-To: <20210927100336.1334028-1-arnd@kernel.org>
To:     Arnd Bergmann <arnd@kernel.org>
Cc:     peppe.cavallaro@st.com, alexandre.torgue@foss.st.com,
        joabreu@synopsys.com, davem@davemloft.net, kuba@kernel.org,
        weifeng.voon@intel.com, boon.leong.ong@intel.com, arnd@arndb.de,
        lkp@intel.com, dan.carpenter@oracle.com, netdev@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org
Precedence: bulk

Hello:

This patch was applied to netdev/net-next.git (refs/heads/master):

On Mon, 27 Sep 2021 12:02:44 +0200 you wrote:
> From: Arnd Bergmann <arnd@arndb.de>
> 
> gcc-10 and later warn about a theoretical array overrun when
> accessing priv->int_name_rx_irq[i] with an out of bounds value
> of 'i':
> 
> drivers/net/ethernet/stmicro/stmmac/stmmac_main.c: In function 'stmmac_request_irq_multi_msi':
> drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:3528:17: error: 'snprintf' argument 4 may overlap destination object 'dev' [-Werror=restrict]
>  3528 |                 snprintf(int_name, int_name_len, "%s:%s-%d", dev->name, "tx", i);
>       |                 ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:3404:60: note: destination object referenced by 'restrict'-qualified argument 1 was declared here
>  3404 | static int stmmac_request_irq_multi_msi(struct net_device *dev)
>       |                                         ~~~~~~~~~~~~~~~~~~~^~~
> 
> [...]

Here is the summary with links:
  - [RESEND] net: stmmac: fix gcc-10 -Wrestrict warning
    https://git.kernel.org/netdev/net-next/c/3e0d5699a975

You are awesome, thank you!
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