linux-kernel - Re: [PATCH 2/2][next] RDMA/hns: fix inverted logic of readl read and shift

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Date:   Fri, 7 Jun 2019 14:57:29 -0300
From:   Jason Gunthorpe <jgg@...pe.ca>
To:     Colin King <colin.king@...onical.com>
Cc:     Lijun Ou <oulijun@...wei.com>, Wei Hu <xavier.huwei@...wei.com>,
        Doug Ledford <dledford@...hat.com>, linux-rdma@...r.kernel.org,
        kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2][next] RDMA/hns: fix inverted logic of readl read and
 shift

On Fri, May 31, 2019 at 10:21:01AM +0100, Colin King wrote:
> From: Colin Ian King <colin.king@...onical.com>
> 
> A previous change incorrectly changed the inverted logic and logically
> negated the readl rather than the shifted readl result. Fix this by
> adding in missing parentheses around the expression that needs to be
> logically negated.
> 
> Addresses-Coverity: ("Logically dead code")
> Fixes: 669cefb654cb ("RDMA/hns: Remove jiffies operation in disable interrupt context")
> Signed-off-by: Colin Ian King <colin.king@...onical.com>
> ---
>  drivers/infiniband/hw/hns/hns_roce_hem.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Applied to for-next, thanks

Jason