From patchwork Tue Mar 29 16:44:36 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Colin King X-Patchwork-Id: 8688941 X-Patchwork-Delegate: kvalo@adurom.com Return-Path: X-Original-To: patchwork-linux-wireless@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 5BB73C0554 for ; Tue, 29 Mar 2016 16:45:02 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 9508F201E4 for ; Tue, 29 Mar 2016 16:45:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9D8A92034B for ; Tue, 29 Mar 2016 16:45:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757625AbcC2Qon (ORCPT ); Tue, 29 Mar 2016 12:44:43 -0400 Received: from youngberry.canonical.com ([91.189.89.112]:35570 "EHLO youngberry.canonical.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757583AbcC2Qol (ORCPT ); Tue, 29 Mar 2016 12:44:41 -0400 Received: from 1.general.cking.uk.vpn ([10.172.193.212] helo=localhost) by youngberry.canonical.com with esmtpsa (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.76) (envelope-from ) id 1akwkv-0007Sd-H7; Tue, 29 Mar 2016 16:44:37 +0000 From: Colin King To: Jes Sorensen , Kalle Valo , linux-wireless@vger.kernel.org, netdev@vger.kernel.org Cc: linux-kernel@vger.kernel.org Subject: [PATCH] rtl8xxxu: fix uninitialized return value in ret Date: Tue, 29 Mar 2016 17:44:36 +0100 Message-Id: <1459269876-15559-1-git-send-email-colin.king@canonical.com> X-Mailer: git-send-email 2.7.4 Sender: linux-wireless-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org X-Spam-Status: No, score=-7.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Colin Ian King several functions are not initializing a return status in ret resulting in garbage to be returned instead of 0 for success. Currently, the calls to these functions are not checking the return, however, it seems prudent to return the correct status in case they are to be checked at a later date. Signed-off-by: Colin Ian King --- drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c index abdff45..9262aad 100644 --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu.c @@ -5231,7 +5231,7 @@ static void rtl8xxxu_set_ampdu_min_space(struct rtl8xxxu_priv *priv, u8 density) static int rtl8xxxu_active_to_emu(struct rtl8xxxu_priv *priv) { u8 val8; - int count, ret; + int count, ret = 0; /* Start of rtl8723AU_card_enable_flow */ /* Act to Cardemu sequence*/ @@ -5281,7 +5281,7 @@ static int rtl8723bu_active_to_emu(struct rtl8xxxu_priv *priv) u8 val8; u16 val16; u32 val32; - int count, ret; + int count, ret = 0; /* Turn off RF */ rtl8xxxu_write8(priv, REG_RF_CTRL, 0); @@ -5338,7 +5338,7 @@ static int rtl8xxxu_active_to_lps(struct rtl8xxxu_priv *priv) { u8 val8; u8 val32; - int count, ret; + int count, ret = 0; rtl8xxxu_write8(priv, REG_TXPAUSE, 0xff);