From: Michal Kubiak <michal.kubiak@intel.com>
To: Duanqiang Wen <duanqiangwen@net-swift.com>
Cc: <netdev@vger.kernel.org>, <mengyuanlou@net-swift.com>,
<davem@davemloft.net>, <edumazet@google.com>, <kuba@kernel.org>,
<pabeni@redhat.com>, <maciej.fijalkowski@intel.com>,
<andrew@lunn.ch>, <wangxiongfeng2@huawei.com>,
<linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] net: txgbe: fix clk_name exceed MAX_DEV_ID limits
Date: Wed, 13 Mar 2024 11:43:54 +0100 [thread overview]
Message-ID: <ZfGDai79gJ2IGA1O@localhost.localdomain> (raw)
In-Reply-To: <20240313080634.459523-1-duanqiangwen@net-swift.com>
On Wed, Mar 13, 2024 at 04:06:34PM +0800, Duanqiang Wen wrote:
> txgbe register clk which name is i2c_designware.pci_dev_id(),
> clk_name will be stored in clk_lookup_alloc. If PCIe bus number
> is larger than 0x39, clk_name size will be larger than 20 bytes.
> It exceeds clk_lookup_alloc MAX_DEV_ID limits. So the driver
> shortened clk_name.
>
> Fixes: b63f20485e43 ("net: txgbe: Register fixed rate clock")
> Signed-off-by: Duanqiang Wen <duanqiangwen@net-swift.com>
> ---
> drivers/net/ethernet/wangxun/txgbe/txgbe_phy.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/net/ethernet/wangxun/txgbe/txgbe_phy.c b/drivers/net/ethernet/wangxun/txgbe/txgbe_phy.c
> index 93295916b1d2..5b5d5e4310d1 100644
> --- a/drivers/net/ethernet/wangxun/txgbe/txgbe_phy.c
> +++ b/drivers/net/ethernet/wangxun/txgbe/txgbe_phy.c
> @@ -571,7 +571,7 @@ static int txgbe_clock_register(struct txgbe *txgbe)
> char clk_name[32];
> struct clk *clk;
>
> - snprintf(clk_name, sizeof(clk_name), "i2c_designware.%d",
> + snprintf(clk_name, sizeof(clk_name), "i2c_dw.%d",
> pci_dev_id(pdev));
>
> clk = clk_register_fixed_rate(NULL, clk_name, NULL, 0, 156250000);
> --
> 2.27.0
>
>
I believe the patch is targeted to the "net" tree?
If so, the fix looks OK to me.
Thanks,
Reviewed-by: Michal Kubiak <michal.kubiak@intel.com>
next prev parent reply other threads:[~2024-03-13 10:44 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-13 8:06 [PATCH] net: txgbe: fix clk_name exceed MAX_DEV_ID limits Duanqiang Wen
2024-03-13 10:43 ` Michal Kubiak [this message]
2024-03-14 12:46 ` Paolo Abeni
2024-03-18 17:29 ` Ido Schimmel
2024-03-14 13:00 ` patchwork-bot+netdevbpf
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