From patchwork Wed Oct 9 13:31:52 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Philipp Ammann X-Patchwork-Id: 11181215 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D561B76 for ; Wed, 9 Oct 2019 13:40:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B6DF6218AC for ; Wed, 9 Oct 2019 13:40:14 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=posteo.de header.i=@posteo.de header.b="KEFipBZ5" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731331AbfJINkO (ORCPT ); Wed, 9 Oct 2019 09:40:14 -0400 Received: from mout02.posteo.de ([185.67.36.66]:43773 "EHLO mout02.posteo.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731234AbfJINkN (ORCPT ); Wed, 9 Oct 2019 09:40:13 -0400 Received: from submission (posteo.de [89.146.220.130]) by mout02.posteo.de (Postfix) with ESMTPS id 143072400FC for ; Wed, 9 Oct 2019 15:32:07 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=posteo.de; s=2017; t=1570627927; bh=plU/GfgV967eLyEzwZya4nodnB+xNb/gF0tf3BfvIwM=; h=From:To:Cc:Subject:Date:From; b=KEFipBZ5KNskKclsLQSNcQqqL6+y4196RiqhTnXg+aSXBGhS9gdxtHeJxv0vysJQ9 5rxFwOBR675zvK7qFVF3atCV4KP4fS+kPwC6PnqC+6A+acPHnV6SeSjnjN1Bzi4xKW GZyn8gJN4nqB+xX8ydoeq2+3fFdXl5qq7TY+9uYTwpk4U6PswQsRbQLIc5a0/TvNJP 0OEOj7uBQZ88U8kcmV6Tc7+PaXz94h5fbEptD7E7ptN0+7Fqsiow1OMVQL/Z6Mze18 B291yUX13ofHApbakOIVrxX0gBG1r1afeRUyE1qC+y2tC8yKotFwnaxS+dn5hnar7Z LPws8yG7Xjk0g== Received: from customer (localhost [127.0.0.1]) by submission (posteo.de) with ESMTPSA id 46pFWB5Nbbz9rxK; Wed, 9 Oct 2019 15:32:06 +0200 (CEST) From: philipp.ammann@posteo.de To: linux-fsdevel@vger.kernel.org Cc: Andreas Schneider Subject: [PATCH 1/6] Return a valid count in count_used_clusters() Date: Wed, 9 Oct 2019 15:31:52 +0200 Message-Id: <20191009133157.14028-2-philipp.ammann@posteo.de> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20191009133157.14028-1-philipp.ammann@posteo.de> References: <20191009133157.14028-1-philipp.ammann@posteo.de> Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org From: Andreas Schneider Signed-off-by: Andreas Schneider --- drivers/staging/exfat/exfat_core.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/staging/exfat/exfat_core.c b/drivers/staging/exfat/exfat_core.c index b3e9cf725cf5..eef9e2726b6b 100644 --- a/drivers/staging/exfat/exfat_core.c +++ b/drivers/staging/exfat/exfat_core.c @@ -482,6 +482,9 @@ s32 exfat_count_used_clusters(struct super_block *sb) } } + if ((p_fs->num_clusters - 2) < (s32)count) + count = p_fs->num_clusters - 2; + return count; }