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Date:   Tue, 15 Dec 2020 09:34:45 +0800
From:   Huazhong Tan <tanhuazhong@...wei.com>
To:     Colin King <colin.king@...onical.com>,
        Yisen Zhuang <yisen.zhuang@...wei.com>,
        Salil Mehta <salil.mehta@...wei.com>,
        "David S . Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Jian Shen <shenjian15@...wei.com>, <netdev@...r.kernel.org>
CC:     <kernel-janitors@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH][next] net: hns3: fix expression that is currently always
 true


On 2020/12/15 8:00, Colin King wrote:
> From: Colin Ian King<colin.king@...onical.com>
>
> The ||  condition in hdev->fd_active_type != HCLGE_FD_ARFS_ACTIVE ||
> hdev->fd_active_type != HCLGE_FD_RULE_NONE will always be true because
> hdev->fd_active_type cannot be equal to two different values at the same
> time. The expression is always true which is not correct. Fix this by
> replacing || with && to correct the logic in the expression.
>
> Addresses-Coverity: ("Constant expression result")
> Fixes: 0205ec041ec6 ("net: hns3: add support for hw tc offload of tc flower")
> Signed-off-by: Colin Ian King<colin.king@...onical.com>

Reviewed-by: Huazhong Tan <tanhuazhong@...wei.com>

Thanks.



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