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 X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D0D09C17447 for ; Tue, 12 Nov 2019 02:10:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B098E206BB for ; Tue, 12 Nov 2019 02:10:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727050AbfKLCKg (ORCPT ); Mon, 11 Nov 2019 21:10:36 -0500 Received: from outbound.smtp.vt.edu ([198.82.183.121]:47980 "EHLO omr1.cc.vt.edu" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727049AbfKLCKg (ORCPT ); Mon, 11 Nov 2019 21:10:36 -0500 Received: from mr6.cc.vt.edu (mr6.cc.vt.edu [IPv6:2607:b400:92:8500:0:af:2d00:4488]) by omr1.cc.vt.edu (8.14.4/8.14.4) with ESMTP id xAC2AZg5011464 for ; Mon, 11 Nov 2019 21:10:35 -0500 Received: from mail-qt1-f199.google.com (mail-qt1-f199.google.com [209.85.160.199]) by mr6.cc.vt.edu (8.14.7/8.14.7) with ESMTP id xAC2AUNL032198 for ; Mon, 11 Nov 2019 21:10:35 -0500 Received: by mail-qt1-f199.google.com with SMTP id v92so19071667qtd.18 for ; Mon, 11 Nov 2019 18:10:35 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :in-reply-to:references:mime-version:content-transfer-encoding; bh=DPYClz7LCDj0+BjYYDN7UOMear3Iae3kG0hEuBak2P8=; b=ZuZ6aFX+HJk2rK5VfqWRyURb1Lz5azoV+yCuEoqijPRL0qX6Lw9naumvNsVl8qO0zH NlqdIxMuLh3q4pElALcXc2Xo+jj26cThkwb0zHqz4wB454eIoyZeH5kJoEcyfrjW1xTl cM3Erggjl9ZFPqxkkGb4zhDPMJGvQHV1v/am3NFCVhYzCAoDRYjCg24xYCRsTsdYLGrJ C561TuoqZhsFEH3VNVVmn1QNj8SYCWr3Htx6H2UYPQB/5s/FI0fS2+kqQ2HOt2nPPdLV +0uNQhbZie2EfvNKb1fEK0r/R7EX6SkzjqzOO7i6ydtUvEmfWMzl6h9uzzlVd+4yqz8S gF/Q== X-Gm-Message-State: APjAAAV4Tn9CmY7erbvrcv54Yzpbn4e0pgb0ezDkN8vJeh9Xo+fggbLj Ye1KlF2AZyrPkFC+pwP790sYaBsx6ZC6N7okbdk6sOfxe1BwTsf8SuSVJy/pjpHKwBqYsecQlRO UkfF22+O2tDhK3hHaZApFGIS1fszskZOvMKxj X-Received: by 2002:a37:30b:: with SMTP id 11mr3819796qkd.254.1573524629782; Mon, 11 Nov 2019 18:10:29 -0800 (PST) X-Google-Smtp-Source: APXvYqw2dur+yakoYVVJvPAEPbS3GqD5CoXaqf6BC9T/Frq5jGpMp/n1Sbs+SyzKW5RMGN/bLLZ0cQ== X-Received: by 2002:a37:30b:: with SMTP id 11mr3819776qkd.254.1573524629505; Mon, 11 Nov 2019 18:10:29 -0800 (PST) Received: from turing-police.lan ([2601:5c0:c001:c9e1::359]) by smtp.gmail.com with ESMTPSA id o195sm8004767qke.35.2019.11.11.18.10.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 11 Nov 2019 18:10:28 -0800 (PST) From: Valdis Kletnieks X-Google-Original-From: Valdis Kletnieks To: gregkh@linuxfoundation.org Cc: Valdis Kletnieks , Valdis Kletnieks , linux-fsdevel@vger.kernel.org, devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org Subject: [PATCH v3 3/9] staging: exfat: Clean up return codes - FFS_EOF Date: Mon, 11 Nov 2019 21:09:51 -0500 Message-Id: <20191112021000.42091-4-Valdis.Kletnieks@vt.edu> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191112021000.42091-1-Valdis.Kletnieks@vt.edu> References: <20191112021000.42091-1-Valdis.Kletnieks@vt.edu> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org Convert FFS_EOF to return 0 for a zero-length read() as per 'man 2 read'. Signed-off-by: Valdis Kletnieks --- drivers/staging/exfat/exfat.h | 1 - drivers/staging/exfat/exfat_super.c | 2 +- 2 files changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/staging/exfat/exfat.h b/drivers/staging/exfat/exfat.h index 286605262345..292af85e3cd2 100644 --- a/drivers/staging/exfat/exfat.h +++ b/drivers/staging/exfat/exfat.h @@ -217,7 +217,6 @@ static inline u16 get_row_index(u16 i) #define FFS_INVALIDFID 8 #define FFS_NOTOPENED 12 #define FFS_MAXOPENED 13 -#define FFS_EOF 15 #define FFS_ERROR 19 #define NUM_UPCASE 2918 diff --git a/drivers/staging/exfat/exfat_super.c b/drivers/staging/exfat/exfat_super.c index d6d5f0fd47fd..7c99d1f8cba8 100644 --- a/drivers/staging/exfat/exfat_super.c +++ b/drivers/staging/exfat/exfat_super.c @@ -723,7 +723,7 @@ static int ffsReadFile(struct inode *inode, struct file_id_t *fid, void *buffer, if (count == 0) { if (rcount) *rcount = 0; - ret = FFS_EOF; + ret = 0; goto out; } -- 2.24.0