Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753890AbdHOBrF (ORCPT ); Mon, 14 Aug 2017 21:47:05 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:56706 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753369AbdHOBTO (ORCPT ); Mon, 14 Aug 2017 21:19:14 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Haibo Chen , Shawn Lin , Ulf Hansson Subject: [PATCH 4.9 13/41] mmc: mmc: correct the logic for setting HS400ES signal voltage Date: Mon, 14 Aug 2017 18:18:23 -0700 Message-Id: <20170815011809.477687534@linuxfoundation.org> X-Mailer: git-send-email 2.14.0 In-Reply-To: <20170815011808.667221255@linuxfoundation.org> References: <20170815011808.667221255@linuxfoundation.org> User-Agent: quilt/0.65 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1016 Lines: 34 4.9-stable review patch. If anyone has any objections, please let me know. ------------------ From: Haibo Chen commit 92ddd95919466de5d34f3cb43635da9a7f9ab814 upstream. Change the default err value to -EINVAL, make sure the card only has type EXT_CSD_CARD_TYPE_HS400_1_8V also do the signal voltage setting when select hs400es mode. Fixes: commit 1720d3545b77 ("mmc: core: switch to 1V8 or 1V2 for hs400es mode") Signed-off-by: Haibo Chen Reviewed-by: Shawn Lin Signed-off-by: Ulf Hansson Signed-off-by: Greg Kroah-Hartman --- drivers/mmc/core/mmc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/mmc/core/mmc.c +++ b/drivers/mmc/core/mmc.c @@ -1258,7 +1258,7 @@ out_err: static int mmc_select_hs400es(struct mmc_card *card) { struct mmc_host *host = card->host; - int err = 0; + int err = -EINVAL; u8 val; if (!(host->caps & MMC_CAP_8_BIT_DATA)) {