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[146.241.97.176]) by smtp.gmail.com with ESMTPSA id i6-20020a5d4386000000b0022159d92004sm8043071wrq.82.2022.08.23.04.06.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 23 Aug 2022 04:06:50 -0700 (PDT) Message-ID: <6e47d3d9f8cc73c6baf26d2b5f320d51f67d9a04.camel@redhat.com> Subject: Re: [kernel PATCH v2 1/1] Bluetooth: hci_sync: hold hdev->lock when cleanup hci_conn From: Paolo Abeni To: Zhengping Jiang , linux-bluetooth@vger.kernel.org, marcel@holtmann.org Cc: chromeos-bluetooth-upstreaming@chromium.org, "David S. Miller" , Eric Dumazet , Jakub Kicinski , Johan Hedberg , Luiz Augusto von Dentz , linux-kernel@vger.kernel.org, netdev@vger.kernel.org Date: Tue, 23 Aug 2022 13:06:49 +0200 In-Reply-To: <20220822214430.kernel.v2.1.I1d10fc551cadae988dcf2fc66ad8c9eec2d7026b@changeid> References: <20220823044434.3402413-1-jiangzp@google.com> <20220822214430.kernel.v2.1.I1d10fc551cadae988dcf2fc66ad8c9eec2d7026b@changeid> Content-Type: text/plain; charset="UTF-8" User-Agent: Evolution 3.42.4 (3.42.4-2.fc35) MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_NONE,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 2022-08-22 at 21:44 -0700, Zhengping Jiang wrote: > When disconnecting all devices, hci_conn_failed is used to cleanup > hci_conn object when the hci_conn object cannot be aborted. > The function hci_conn_failed requires the caller holds hdev->lock. > > Fixes: 9b3628d79b46f ("Bluetooth: hci_sync: Cleanup hci_conn if it cannot be aborted") > > Signed-off-by: Zhengping Jiang For the records, you should avoid empty lines between the 'fixes' tag and your SoB. Cheers, Paolo