From mboxrd@z Thu Jan 1 00:00:00 1970 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=-10.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 5AC65C2BBC7 for ; Sat, 11 Apr 2020 23:34:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 29CD22051A for ; Sat, 11 Apr 2020 23:34:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1586648051; bh=OpFbVyvYnIHYbXaql1M7ib78tJ4gNMyNDUmLjzivcGo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=mriIV4z0lB0KxHYTGG8nk5YPSpurG7T2oKtllzkP2WSfGP4gxSmejtTsDCgFkjGlJ w21Lwl4K0ImAARuFbRsWQEObxvrdn8rxZI6WzGjvCPFwh5P9L8dLgfwabMfrr2rUQd LO3WpyeADREwuPNrtAINf2w5jJ8n4dygSWYLDNio= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729230AbgDKXJZ (ORCPT ); Sat, 11 Apr 2020 19:09:25 -0400 Received: from mail.kernel.org ([198.145.29.99]:47002 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729194AbgDKXJU (ORCPT ); Sat, 11 Apr 2020 19:09:20 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id CCE93217D8; Sat, 11 Apr 2020 23:09:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1586646560; bh=OpFbVyvYnIHYbXaql1M7ib78tJ4gNMyNDUmLjzivcGo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=BHL7gsDWqmD375hPreg7Oxp8szWklB4m0kU8kkoqnjEnK1bbyyPpMStHfd77SZuUn yKbltWhaNJIKMUhx/+S86Ye9BjGvvs1/eaIrN76E+V1+Vrl6uvcOGAPr6wAFrMXAin MH2L1ULkZAkS5BZZ3+tE/yOo+w8KI/dd0V4FhUqw= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Dexuan Cui , Lorenzo Pieralisi , Michael Kelley , Sasha Levin , linux-hyperv@vger.kernel.org, linux-pci@vger.kernel.org Subject: [PATCH AUTOSEL 5.5 109/121] PCI: hv: Add missing kfree(hbus) in hv_pci_probe()'s error handling path Date: Sat, 11 Apr 2020 19:06:54 -0400 Message-Id: <20200411230706.23855-109-sashal@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200411230706.23855-1-sashal@kernel.org> References: <20200411230706.23855-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Dexuan Cui [ Upstream commit 42c3d41832ef4fcf60aaa6f748de01ad99572adf ] Now that we use kzalloc() to allocate the hbus buffer, we must call kfree() in the error path as well to prevent memory leakage. Fixes: 877b911a5ba0 ("PCI: hv: Avoid a kmemleak false positive caused by the hbus buffer") Signed-off-by: Dexuan Cui Signed-off-by: Lorenzo Pieralisi Reviewed-by: Michael Kelley Signed-off-by: Sasha Levin --- drivers/pci/controller/pci-hyperv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pci/controller/pci-hyperv.c b/drivers/pci/controller/pci-hyperv.c index 9977abff92fc5..6b3cee4324047 100644 --- a/drivers/pci/controller/pci-hyperv.c +++ b/drivers/pci/controller/pci-hyperv.c @@ -3058,7 +3058,7 @@ static int hv_pci_probe(struct hv_device *hdev, free_dom: hv_put_dom_num(hbus->sysdata.domain); free_bus: - free_page((unsigned long)hbus); + kfree(hbus); return ret; } -- 2.20.1