From patchwork Wed Dec 14 03:42:05 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: cuigaosheng X-Patchwork-Id: 13072762 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C0EB0C4332F for ; Wed, 14 Dec 2022 03:43:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:CC :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=F2nnYEQix4qB6HzY5uP8BrNSv9qJ0nI+wQjGUzJomC0=; b=oPlDgus1Msi8Fq TX7K3/rqA62MpBxJ2JLfrfbhSHln+J7HvNwWlg8n01PkZI5U94wU9yQsWIv9bmCx4kpnZ4DVFAWnr Num9cBn7lPaeBwEI0r5AkceG5npcInz37ZyLv9/HCC3we3G7oFvjXFAVoe5JIAGNVo5L6QWj9bC1c KUV2/6Jv7bUCz8wszAm8Moxuk3LGRNrY6kK5CxsOCZfK3Ei91To0iza13H92ux076HxtQZkAvKHvw Sw+5emzuEwx9KwENsRlRfzg3o1lo3SK+zqq8grKJVF7my+F9FRBmeK9qEdfHGI9nxTfvPjabC9FOT jgKaI9ZzLcb9fwLSIdyQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1p5If1-00BBuk-Bv; Wed, 14 Dec 2022 03:42:23 +0000 Received: from szxga02-in.huawei.com ([45.249.212.188]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1p5Iey-00BBsq-7d for linux-arm-kernel@lists.infradead.org; Wed, 14 Dec 2022 03:42:22 +0000 Received: from kwepemi500012.china.huawei.com (unknown [172.30.72.57]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4NX1P45SDRzJqXR; Wed, 14 Dec 2022 11:41:12 +0800 (CST) Received: from cgs.huawei.com (10.244.148.83) by kwepemi500012.china.huawei.com (7.221.188.12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.34; Wed, 14 Dec 2022 11:42:06 +0800 From: Gaosheng Cui To: , , , , , , , , , , , , , CC: , , Subject: [PATCH] net: stmmac: fix errno when create_singlethread_workqueue() fails Date: Wed, 14 Dec 2022 11:42:05 +0800 Message-ID: <20221214034205.3449908-1-cuigaosheng1@huawei.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-Originating-IP: [10.244.148.83] X-ClientProxiedBy: dggems705-chm.china.huawei.com (10.3.19.182) To kwepemi500012.china.huawei.com (7.221.188.12) X-CFilter-Loop: Reflected X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221213_194220_483286_F5A555C9 X-CRM114-Status: UNSURE ( 6.99 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org We should set the return value to -ENOMEM explicitly when create_singlethread_workqueue() fails in stmmac_dvr_probe(), otherwise we'll lose the error value. Fixes: a137f3f27f92 ("net: stmmac: fix possible memory leak in stmmac_dvr_probe()") Signed-off-by: Gaosheng Cui --- drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index ec64b65dee34..c6951c976f5d 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -7099,6 +7099,7 @@ int stmmac_dvr_probe(struct device *device, priv->wq = create_singlethread_workqueue("stmmac_wq"); if (!priv->wq) { dev_err(priv->device, "failed to create workqueue\n"); + ret = -ENOMEM; goto error_wq_init; }