From patchwork Fri Aug 18 05:05:05 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jinjie Ruan X-Patchwork-Id: 13357346 X-Patchwork-Delegate: kuba@kernel.org Received: from lindbergh.monkeyblade.net (lindbergh.monkeyblade.net [23.128.96.19]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4590514F70 for ; Fri, 18 Aug 2023 05:05:48 +0000 (UTC) Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E557635BD for ; Thu, 17 Aug 2023 22:05:46 -0700 (PDT) Received: from kwepemi500008.china.huawei.com (unknown [172.30.72.56]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4RRqY06wYHzkX5s; Fri, 18 Aug 2023 13:04:20 +0800 (CST) Received: from huawei.com (10.90.53.73) by kwepemi500008.china.huawei.com (7.221.188.139) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.31; Fri, 18 Aug 2023 13:05:43 +0800 From: Ruan Jinjie To: , , , , , , , , , , , CC: Subject: [PATCH net-next v2 3/3] net: microchip: sparx5: Update return value check for vcap_get_rule() Date: Fri, 18 Aug 2023 13:05:05 +0800 Message-ID: <20230818050505.3634668-4-ruanjinjie@huawei.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230818050505.3634668-1-ruanjinjie@huawei.com> References: <20230818050505.3634668-1-ruanjinjie@huawei.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Originating-IP: [10.90.53.73] X-ClientProxiedBy: dggems705-chm.china.huawei.com (10.3.19.182) To kwepemi500008.china.huawei.com (7.221.188.139) X-CFilter-Loop: Reflected X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_BLOCKED,RCVD_IN_MSPIKE_H5,RCVD_IN_MSPIKE_WL, 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 X-Patchwork-Delegate: kuba@kernel.org As Simon Horman suggests, update vcap_get_rule() to always return an ERR_PTR() and update the error detection conditions to use IS_ERR(), so use IS_ERR() to check the return value. Signed-off-by: Ruan Jinjie Suggested-by: Simon Horman Reviewed-by: Leon Romanovsky --- drivers/net/ethernet/microchip/sparx5/sparx5_tc_flower.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_tc_flower.c b/drivers/net/ethernet/microchip/sparx5/sparx5_tc_flower.c index 906299ad8425..523e0c470894 100644 --- a/drivers/net/ethernet/microchip/sparx5/sparx5_tc_flower.c +++ b/drivers/net/ethernet/microchip/sparx5/sparx5_tc_flower.c @@ -1274,7 +1274,7 @@ static int sparx5_tc_free_rule_resources(struct net_device *ndev, int ret = 0; vrule = vcap_get_rule(vctrl, rule_id); - if (!vrule || IS_ERR(vrule)) + if (IS_ERR(vrule)) return -EINVAL; sparx5_tc_free_psfp_resources(sparx5, vrule);