From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753936AbbKWI3o (ORCPT ); Mon, 23 Nov 2015 03:29:44 -0500 Received: from mail-pa0-f67.google.com ([209.85.220.67]:35928 "EHLO mail-pa0-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753499AbbKWI3l (ORCPT ); Mon, 23 Nov 2015 03:29:41 -0500 From: Wenwei Tao To: mb@lightnvm.io Cc: linux-kernel@vger.kernel.org, linux-block@vger.kernel.org Subject: [PATCH] lightnvm: free allocated memory when gennvm register fails Date: Mon, 23 Nov 2015 16:29:35 +0800 Message-Id: <1448267375-19009-1-git-send-email-ww.tao0320@gmail.com> X-Mailer: git-send-email 1.8.3.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org free allocated nvm block and gennvm lun structures when gennvm register fails, otherwise it will cause memory leak. Signed-off-by: Wenwei Tao --- drivers/lightnvm/gennvm.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/lightnvm/gennvm.c b/drivers/lightnvm/gennvm.c index ae1fb2b..03fc7a5 100644 --- a/drivers/lightnvm/gennvm.c +++ b/drivers/lightnvm/gennvm.c @@ -211,12 +211,15 @@ static int gennvm_register(struct nvm_dev *dev) ret = gennvm_blocks_init(dev, gn); if (ret) { pr_err("gennvm: could not initialize blocks\n"); + gennvm_blocks_free(dev); + gennvm_luns_free(dev); goto err; } return 1; err: kfree(gn); + dev->mp = NULL; return ret; } -- 1.8.3.1