From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753861AbeD3JKh (ORCPT ); Mon, 30 Apr 2018 05:10:37 -0400 Received: from mail-wm0-f66.google.com ([74.125.82.66]:32952 "EHLO mail-wm0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753811AbeD3JKZ (ORCPT ); Mon, 30 Apr 2018 05:10:25 -0400 X-Google-Smtp-Source: AB8JxZqmrA8zFGHAUx4o8zlvTcFurSA4flewJA7bUBzxWofZyhhkkxfUvVVMyQw8VTEx5Ao6vrPcvA== From: "=?UTF-8?q?Javier=20Gonz=C3=A1lez?=" X-Google-Original-From: =?UTF-8?q?Javier=20Gonz=C3=A1lez?= To: mb@lightnvm.io Cc: linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, =?UTF-8?q?Javier=20Gonz=C3=A1lez?= Subject: [PATCH 09/11] lightnvm: pblk: check for chunk size before allocating it Date: Mon, 30 Apr 2018 11:10:07 +0200 Message-Id: <1525079409-6588-10-git-send-email-javier@cnexlabs.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1525079409-6588-1-git-send-email-javier@cnexlabs.com> References: <1525079409-6588-1-git-send-email-javier@cnexlabs.com> 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 Do the check for the chunk state after making sure that the chunk type is supported. Fixes: 32ef9412c114 ("lightnvm: pblk: implement get log report chunk") Signed-off-by: Javier González --- drivers/lightnvm/pblk-init.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/lightnvm/pblk-init.c b/drivers/lightnvm/pblk-init.c index b52855f9336b..9e3a43346d4c 100644 --- a/drivers/lightnvm/pblk-init.c +++ b/drivers/lightnvm/pblk-init.c @@ -751,14 +751,14 @@ static int pblk_setup_line_meta_20(struct pblk *pblk, struct pblk_line *line, chunk->cnlb = chunk_meta->cnlb; chunk->wp = chunk_meta->wp; - if (!(chunk->state & NVM_CHK_ST_OFFLINE)) - continue; - if (chunk->type & NVM_CHK_TP_SZ_SPEC) { WARN_ONCE(1, "pblk: custom-sized chunks unsupported\n"); continue; } + if (!(chunk->state & NVM_CHK_ST_OFFLINE)) + continue; + set_bit(pos, line->blk_bitmap); nr_bad_chks++; } -- 2.7.4