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([2620:10d:c090:400::5:b493]) by smtp.gmail.com with ESMTPSA id j14sm1880974pgj.3.2020.08.24.12.45.42 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 24 Aug 2020 12:45:43 -0700 (PDT) Subject: Re: [PATCH] rnbd: fix uninitialized variable To: Tong Zhang , danil.kipnis@cloud.ionos.com, jinpu.wang@cloud.ionos.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org References: <20200824194322.337375-1-ztong0001@gmail.com> From: Jens Axboe Message-ID: <3b904063-ca08-092d-a861-e1c80d511ab1@kernel.dk> Date: Mon, 24 Aug 2020 13:45:41 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20200824194322.337375-1-ztong0001@gmail.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 8/24/20 1:43 PM, Tong Zhang wrote: > variable err is uninitialized when bio is an error code It's fixed in Linus's tree: commit 17bc10300c69bd51b82983cdadafa0a7791f074e Author: Nathan Chancellor Date: Mon Aug 17 23:49:25 2020 -0700 block/rnbd: Ensure err is always initialized in process_rdma -- Jens Axboe