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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C24DFC282E7 for ; Sun, 14 Aug 2022 15:52:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241876AbiHNPwX (ORCPT ); Sun, 14 Aug 2022 11:52:23 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40242 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S242087AbiHNPvM (ORCPT ); Sun, 14 Aug 2022 11:51:12 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C6C6E1D0E8; Sun, 14 Aug 2022 08:36:49 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 0EAB760B90; Sun, 14 Aug 2022 15:36:49 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id AAB35C433B5; Sun, 14 Aug 2022 15:36:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1660491408; bh=BvpZ9+z3PwhwVDxWUyHfXYsBLSq0+ghAeah0uQ9gcoE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=hvSW7P18gxB/XXvz+9h3mxy9Coich4QoX17+DxaE4nkxCMPc/SVFwYj0P8eMQ+fJs Xyyro6KT7fy2Y+Gm/+/q9wtQGCdxrUZFtdW55v5xXLdviVcB3x3MF+jCuIWnuA5Fdy sExNmnXWZ8LRb/NCCJ4yA0gRyP8jctb/+6J93seNii2/AXEpMobqkZ43cNRJSdKsLF 9++jJFycGswaY0ZC1BVIUCrHcQcWRF9iy4il5nMb2eV/v9F7cAAHrQA208X46bHgQ7 qlhZsXcjDK6A3lsBYy1yXp3gLMSZbRycXFUIg4Y4jb7qjBF+0QudZ9/tc2U6D5xq29 oJ8j7rrAxQn0w== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Christophe JAILLET , Andrew Donnellan , Greg Kroah-Hartman , Sasha Levin , fbarrat@linux.ibm.com, linuxppc-dev@lists.ozlabs.org Subject: [PATCH AUTOSEL 4.14 6/9] cxl: Fix a memory leak in an error handling path Date: Sun, 14 Aug 2022 11:36:33 -0400 Message-Id: <20220814153637.2380406-6-sashal@kernel.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220814153637.2380406-1-sashal@kernel.org> References: <20220814153637.2380406-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Christophe JAILLET [ Upstream commit 3a15b45b5454da862376b5d69a4967f5c6fa1368 ] A bitmap_zalloc() must be balanced by a corresponding bitmap_free() in the error handling path of afu_allocate_irqs(). Acked-by: Andrew Donnellan Signed-off-by: Christophe JAILLET Link: https://lore.kernel.org/r/ce5869418f5838187946eb6b11a52715a93ece3d.1657566849.git.christophe.jaillet@wanadoo.fr Signed-off-by: Greg Kroah-Hartman Signed-off-by: Sasha Levin --- drivers/misc/cxl/irq.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/misc/cxl/irq.c b/drivers/misc/cxl/irq.c index ce08a9f22308..0dbe78383f8f 100644 --- a/drivers/misc/cxl/irq.c +++ b/drivers/misc/cxl/irq.c @@ -353,6 +353,7 @@ int afu_allocate_irqs(struct cxl_context *ctx, u32 count) out: cxl_ops->release_irq_ranges(&ctx->irqs, ctx->afu->adapter); + bitmap_free(ctx->irq_bitmap); afu_irq_name_free(ctx); return -ENOMEM; } -- 2.35.1