From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754294AbbAJFH6 (ORCPT ); Sat, 10 Jan 2015 00:07:58 -0500 Received: from p3plsmtps2ded02.prod.phx3.secureserver.net ([208.109.80.59]:42428 "EHLO p3plsmtps2ded02.prod.phx3.secureserver.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751354AbbAJFGs (ORCPT ); Sat, 10 Jan 2015 00:06:48 -0500 x-originating-ip: 72.167.245.219 From: "K. Y. Srinivasan" To: gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, devel@linuxdriverproject.org, olaf@aepfle.de, apw@canonical.com, vkuznets@redhat.com Cc: "K. Y. Srinivasan" Subject: [PATCH RESEND 2/5] Tools: hv: remove unused bytes_written from kvp_update_file() Date: Fri, 9 Jan 2015 22:18:52 -0800 Message-Id: <1420870735-2265-2-git-send-email-kys@microsoft.com> X-Mailer: git-send-email 1.7.4.1 In-Reply-To: <1420870735-2265-1-git-send-email-kys@microsoft.com> References: <1420870690-2223-1-git-send-email-kys@microsoft.com> <1420870735-2265-1-git-send-email-kys@microsoft.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Vitaly Kuznetsov fwrite() does not actually return the number of bytes written and this value is being ignored anyway and ferror() is being called to check for an error. As we assign to this variable and never use it we get the following compile-time warning: hv_kvp_daemon.c:149:9: warning: variable .bytes_written. set but not used [-Wunused-but-set-variable] Remove bytes_written completely. Signed-off-by: Vitaly Kuznetsov Signed-off-by: K. Y. Srinivasan --- tools/hv/hv_kvp_daemon.c | 4 +--- 1 files changed, 1 insertions(+), 3 deletions(-) diff --git a/tools/hv/hv_kvp_daemon.c b/tools/hv/hv_kvp_daemon.c index 6a6432a..5a274ca 100644 --- a/tools/hv/hv_kvp_daemon.c +++ b/tools/hv/hv_kvp_daemon.c @@ -147,7 +147,6 @@ static void kvp_release_lock(int pool) static void kvp_update_file(int pool) { FILE *filep; - size_t bytes_written; /* * We are going to write our in-memory registry out to @@ -163,8 +162,7 @@ static void kvp_update_file(int pool) exit(EXIT_FAILURE); } - bytes_written = fwrite(kvp_file_info[pool].records, - sizeof(struct kvp_record), + fwrite(kvp_file_info[pool].records, sizeof(struct kvp_record), kvp_file_info[pool].num_records, filep); if (ferror(filep) || fclose(filep)) { -- 1.7.4.1