From patchwork Wed May 19 14:16:14 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wei Yongjun X-Patchwork-Id: 12267435 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 453A6C433B4 for ; Wed, 19 May 2021 14:07:08 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 21D4A611AE for ; Wed, 19 May 2021 14:07:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1353800AbhESOIY (ORCPT ); Wed, 19 May 2021 10:08:24 -0400 Received: from szxga05-in.huawei.com ([45.249.212.191]:3033 "EHLO szxga05-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240179AbhESOIW (ORCPT ); Wed, 19 May 2021 10:08:22 -0400 Received: from dggems702-chm.china.huawei.com (unknown [172.30.72.60]) by szxga05-in.huawei.com (SkyGuard) with ESMTP id 4FlZN16LXLzQp1k; Wed, 19 May 2021 22:03:29 +0800 (CST) Received: from dggeml759-chm.china.huawei.com (10.1.199.138) by dggems702-chm.china.huawei.com (10.3.19.179) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.1.2176.2; Wed, 19 May 2021 22:07:00 +0800 Received: from localhost.localdomain (10.175.102.38) by dggeml759-chm.china.huawei.com (10.1.199.138) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2176.2; Wed, 19 May 2021 22:06:59 +0800 From: Wei Yongjun To: , Alexander Aring , "Stefan Schmidt" , "David S. Miller" , Jakub Kicinski CC: , , , Hulk Robot Subject: [PATCH net-next] ieee802154: fix error return code in ieee802154_llsec_getparams() Date: Wed, 19 May 2021 14:16:14 +0000 Message-ID: <20210519141614.3040055-1-weiyongjun1@huawei.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-Originating-IP: [10.175.102.38] X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To dggeml759-chm.china.huawei.com (10.1.199.138) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-wpan@vger.kernel.org Fix to return negative error code -ENOBUFS from the error handling case instead of 0, as done elsewhere in this function. Reported-by: Hulk Robot Signed-off-by: Wei Yongjun --- net/ieee802154/nl-mac.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/net/ieee802154/nl-mac.c b/net/ieee802154/nl-mac.c index 0c1b0770c59e..c23c152860b7 100644 --- a/net/ieee802154/nl-mac.c +++ b/net/ieee802154/nl-mac.c @@ -680,8 +680,10 @@ int ieee802154_llsec_getparams(struct sk_buff *skb, struct genl_info *info) nla_put_u8(msg, IEEE802154_ATTR_LLSEC_SECLEVEL, params.out_level) || nla_put_u32(msg, IEEE802154_ATTR_LLSEC_FRAME_COUNTER, be32_to_cpu(params.frame_counter)) || - ieee802154_llsec_fill_key_id(msg, ¶ms.out_key)) + ieee802154_llsec_fill_key_id(msg, ¶ms.out_key)) { + rc = -ENOBUFS; goto out_free; + } dev_put(dev);