From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 CA4EA41B360; Wed, 4 Feb 2026 14:53:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770216802; cv=none; b=RnPZ3n/+zXdsImFmBR5T8Cbuyr6eA88IuseZMJUgoHuI2Ki8wYizXznscs/NbDcG1USv5j0PuIh9SBy4WY35puunRwhBIQdUb8MfXdVQSSoU2PmEYmvMLyJ6UknAz47BmTt4TmJ7SZMPecVXf8psmRtE6bWiFa0acjl5/mx+hzo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1770216802; c=relaxed/simple; bh=qiHk+c1XPwUt83e003wExTR7/zK0cTydjRS4rpX15BY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=F5w0DAEKoh/5+YuJDG+u1mPyknRZoqMOaoXX0XjvK1rS5NYa9qN84Vl0oxwjq54bnLLz1oQYwaCnS6xv/c6EeyWxTCKmKEbzi1f5EbPi8GcDdWNxdMc9ryVGnDjKg0xmvOQ5Ptbexy5VE2g74qXmjBGy2XE3ws6zR2RA0zzNTWk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=dD97PvOH; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="dD97PvOH" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3B4CEC116C6; Wed, 4 Feb 2026 14:53:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1770216802; bh=qiHk+c1XPwUt83e003wExTR7/zK0cTydjRS4rpX15BY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=dD97PvOH3oj+JQdXzJSzddj6kvje3sfyVDUKBQN2qUbH11P/flzDtPth2hrY36CDi uDQYYZBEZQV757owaHz+g1dLwt+GjSQBttw+tRlWy9vyMAzq/p5agESJIdFOvkM+3W kl2iyhl/In7+ACVhq9Z1mrvlcQd6BVbSGTqU/bQ0= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Haoxiang Li , "Borislav Petkov (AMD)" Subject: [PATCH 5.15 036/206] EDAC/x38: Fix a resource leak in x38_probe1() Date: Wed, 4 Feb 2026 15:37:47 +0100 Message-ID: <20260204143859.509434744@linuxfoundation.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260204143858.193781818@linuxfoundation.org> References: <20260204143858.193781818@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 5.15-stable review patch. If anyone has any objections, please let me know. ------------------ From: Haoxiang Li commit 0ff7c44106b4715fc27a2e455d9f57f1dfcfd54f upstream. If edac_mc_alloc() fails, also unmap the window. [ bp: Use separate labels, turning it into the classic unwind pattern. ] Fixes: df8bc08c192f ("edac x38: new MC driver module") Signed-off-by: Haoxiang Li Signed-off-by: Borislav Petkov (AMD) Cc: stable@vger.kernel.org Link: https://patch.msgid.link/20251223124350.1496325-1-lihaoxiang@isrc.iscas.ac.cn Signed-off-by: Greg Kroah-Hartman --- drivers/edac/x38_edac.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) --- a/drivers/edac/x38_edac.c +++ b/drivers/edac/x38_edac.c @@ -341,9 +341,12 @@ static int x38_probe1(struct pci_dev *pd layers[1].type = EDAC_MC_LAYER_CHANNEL; layers[1].size = x38_channel_num; layers[1].is_virt_csrow = false; + + + rc = -ENOMEM; mci = edac_mc_alloc(0, ARRAY_SIZE(layers), layers, 0); if (!mci) - return -ENOMEM; + goto unmap; edac_dbg(3, "MC: init mci\n"); @@ -403,9 +406,9 @@ static int x38_probe1(struct pci_dev *pd return 0; fail: + edac_mc_free(mci); +unmap: iounmap(window); - if (mci) - edac_mc_free(mci); return rc; }