From patchwork Tue Jun 6 19:07:48 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mark Brown X-Patchwork-Id: 9769647 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 1D1E860364 for ; Tue, 6 Jun 2017 19:08:09 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 0C22D1FF13 for ; Tue, 6 Jun 2017 19:08:09 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id F32E4284DA; Tue, 6 Jun 2017 19:08:08 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 939A01FF13 for ; Tue, 6 Jun 2017 19:08:08 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751499AbdFFTIH (ORCPT ); Tue, 6 Jun 2017 15:08:07 -0400 Received: from mezzanine.sirena.org.uk ([106.187.55.193]:59350 "EHLO mezzanine.sirena.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751443AbdFFTH4 (ORCPT ); Tue, 6 Jun 2017 15:07:56 -0400 Received: from [2001:470:1f1d:6b5::3] (helo=debutante) by mezzanine.sirena.org.uk with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.84_2) (envelope-from ) id 1dIJpX-00037I-EE; Tue, 06 Jun 2017 19:07:53 +0000 Received: from broonie by debutante with local (Exim 4.89) (envelope-from ) id 1dIJpU-0007iY-Oy; Tue, 06 Jun 2017 20:07:48 +0100 From: Mark Brown To: Arvind Yadav Cc: Mark Brown , broonie@kernel.org, linux-spi@vger.kernel.org, linux-kernel@vger.kernel.org, linux-spi@vger.kernel.org In-Reply-To: <29e25f858e455379c529a33842bcfafcbb110337.1496664276.git.arvind.yadav.cs@gmail.com> Message-Id: Date: Tue, 06 Jun 2017 20:07:48 +0100 X-SA-Exim-Connect-IP: 2001:470:1f1d:6b5::3 X-SA-Exim-Mail-From: broonie@sirena.org.uk Subject: Applied "spi: davinci: Handle return value of clk_prepare_enable" to the spi tree X-SA-Exim-Version: 4.2.1 (built Mon, 26 Dec 2011 16:24:06 +0000) X-SA-Exim-Scanned: No (on mezzanine.sirena.org.uk); Unknown failure Sender: linux-spi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-spi@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The patch spi: davinci: Handle return value of clk_prepare_enable has been applied to the spi tree at git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi.git All being well this means that it will be integrated into the linux-next tree (usually sometime in the next 24 hours) and sent to Linus during the next merge window (or sooner if it is a bug fix), however if problems are discovered then the patch may be dropped or reverted. You may get further e-mails resulting from automated or manual testing and review of the tree, please engage with people reporting problems and send followup patches addressing any issues that are reported if needed. If any updates are required or you are submitting further changes they should be sent as incremental updates against current git, existing patches will not be replaced. Please add any relevant lists and maintainers to the CCs when replying to this mail. Thanks, Mark From 35fc3b9ff66b907ca7a75c971decf291adf78131 Mon Sep 17 00:00:00 2001 From: Arvind Yadav Date: Mon, 5 Jun 2017 17:36:28 +0530 Subject: [PATCH] spi: davinci: Handle return value of clk_prepare_enable clk_prepare_enable() can fail here and we must check its return value. Signed-off-by: Arvind Yadav Signed-off-by: Mark Brown --- drivers/spi/spi-davinci.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/spi/spi-davinci.c b/drivers/spi/spi-davinci.c index 0b4493e7fe9e..6ddb6ef1fda4 100644 --- a/drivers/spi/spi-davinci.c +++ b/drivers/spi/spi-davinci.c @@ -964,7 +964,9 @@ static int davinci_spi_probe(struct platform_device *pdev) ret = -ENODEV; goto free_master; } - clk_prepare_enable(dspi->clk); + ret = clk_prepare_enable(dspi->clk); + if (ret) + goto free_master; master->dev.of_node = pdev->dev.of_node; master->bus_num = pdev->id;