From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932612AbdKOMhe (ORCPT ); Wed, 15 Nov 2017 07:37:34 -0500 Received: from youngberry.canonical.com ([91.189.89.112]:51936 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757936AbdKOMh1 (ORCPT ); Wed, 15 Nov 2017 07:37:27 -0500 From: Colin King To: George Cherian , Herbert Xu , "David S . Miller" , linux-crypto@vger.kernel.org Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] crypto: cavium: fix memory leak on info Date: Wed, 15 Nov 2017 12:37:19 +0000 Message-Id: <20171115123719.12667-1-colin.king@canonical.com> X-Mailer: git-send-email 2.14.1 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Colin Ian King The object info is being leaked on an error return path, fix this by setting ret to -ENOMEM and exiting via the request_cleanup path that will free info. Detected by CoverityScan, CID#1408439 ("Resource Leak") Fixes: c694b233295b ("crypto: cavium - Add the Virtual Function driver for CPT") Signed-off-by: Colin Ian King --- drivers/crypto/cavium/cpt/cptvf_reqmanager.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/crypto/cavium/cpt/cptvf_reqmanager.c b/drivers/crypto/cavium/cpt/cptvf_reqmanager.c index 169e66231bcf..b0ba4331944b 100644 --- a/drivers/crypto/cavium/cpt/cptvf_reqmanager.c +++ b/drivers/crypto/cavium/cpt/cptvf_reqmanager.c @@ -459,7 +459,8 @@ int process_request(struct cpt_vf *cptvf, struct cpt_request_info *req) info->completion_addr = kzalloc(sizeof(union cpt_res_s), GFP_KERNEL); if (unlikely(!info->completion_addr)) { dev_err(&pdev->dev, "Unable to allocate memory for completion_addr\n"); - return -ENOMEM; + ret = -ENOMEM; + goto request_cleanup; } result = (union cpt_res_s *)info->completion_addr; -- 2.14.1