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[80.193.200.194]) by smtp.gmail.com with ESMTPSA id d12-20020a05600c34cc00b003b435c41103sm1512525wmq.0.2022.10.19.15.57.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 19 Oct 2022 15:57:09 -0700 (PDT) From: Colin Ian King To: Andreas Noever , Michael Jamet , Mika Westerberg , Yehezkel Bernat , linux-usb@vger.kernel.org Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] thunderbolt: remove redundant assignment to variable len Date: Wed, 19 Oct 2022 23:57:09 +0100 Message-Id: <20221019225709.1506515-1-colin.i.king@gmail.com> X-Mailer: git-send-email 2.37.3 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS autolearn=ham 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 The variable len is assigned a value that is never read. It is re-assigned a new value in the following do-while loop and never referenced after the loop. The assignment is redundant and can be removed. Cleans up clang scan build warning: drivers/thunderbolt/xdomain.c:344:2: warning: Value stored to 'len' is never read [deadcode.DeadStores] Signed-off-by: Colin Ian King --- drivers/thunderbolt/xdomain.c | 1 - 1 file changed, 1 deletion(-) diff --git a/drivers/thunderbolt/xdomain.c b/drivers/thunderbolt/xdomain.c index f00b2f62d8e3..5e99f93ee1a1 100644 --- a/drivers/thunderbolt/xdomain.c +++ b/drivers/thunderbolt/xdomain.c @@ -341,7 +341,6 @@ static int tb_xdp_properties_request(struct tb_ctl *ctl, u64 route, memcpy(&req.src_uuid, src_uuid, sizeof(*src_uuid)); memcpy(&req.dst_uuid, dst_uuid, sizeof(*dst_uuid)); - len = 0; data_len = 0; do { -- 2.37.3