From patchwork Tue May 30 09:39:05 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Claudiu Beznea X-Patchwork-Id: 13259615 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id F3337C77B7A for ; Tue, 30 May 2023 09:40:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:CC :To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=vq352Dlt72rcT6HLdiUcudfuNNzzQywp8gmK+v8WgHA=; b=Vd+KX27ZhiN5/i Xjk/EwJSExO3vT0n5CIHkwWv+TlTUkHn+OgnJ8vH1+kkfgUdXcn1R7z8r9DERxuo/HXhqFc5a2uTS RmHIrHi1bZk/9cNSLp2X/NhnWt3DZ91tdrW0k4m9FTEk0mlNlkpaxkdPJx218AFHZB6eA4DsjXJxi FwI9yZVMmhMRx1dxiqXsDIGyVSv/jhjxvgX5Ate09rR1YsCNrPH20/5a9CounOcB1qlbSOwzPzBGC ioIERfn0tXGpcCRCCzu6NWa1p5sxdYBVyjb12AHOFiUbXBMhZ5F4/WbsXY5X8SvMM81jYmYOhigyk eSo2susZ3P0s+V5ta2/g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.96 #2 (Red Hat Linux)) id 1q3vpY-00DCdb-2a; Tue, 30 May 2023 09:39:52 +0000 Received: from esa.microchip.iphmx.com ([68.232.154.123]) by bombadil.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1q3vpN-00DCZ2-21 for linux-arm-kernel@lists.infradead.org; Tue, 30 May 2023 09:39:43 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=microchip.com; i=@microchip.com; q=dns/txt; s=mchp; t=1685439581; x=1716975581; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=EilXIOvUaLl6Wbm/Y1NuawMKvR7ssqkmCU3WRLSqQPs=; b=uj1ZSjW8DXP8I2bKVf9BhiZz1Y3s5hyOALrw3wmj7A6Z5qFVknzyjxO4 8ocNQVcH+mT+npS6TTa3FJP9J8Kb7ZRj6GM6xHrd6TpK0yDPwToDraxUP tDoosqJWZsfq/R5vRYBIFPHu44eNByqyDgFWJm8lTrFkPT7utyXRaQ77e yR9ivOV6HPiPKxkYSI7AKDXO2ldBHa415ErK3NSHpdSQmS9dYTFgiHFAa ttjXnOcECiLNiluQjpcGMtGTFDbPHPwi9zhfgDUvADDfkDAhoimB0b8Dk 1IaEScba2wwy8ogAzfsoECthyt2GH7LI0e+SgswpNRoab5hjzEG/TApcp A==; X-IronPort-AV: E=Sophos;i="6.00,203,1681196400"; d="scan'208";a="217918973" X-Amp-Result: SKIPPED(no attachment in message) Received: from unknown (HELO email.microchip.com) ([170.129.1.10]) by esa2.microchip.iphmx.com with ESMTP/TLS/AES256-SHA256; 30 May 2023 02:39:36 -0700 Received: from chn-vm-ex01.mchp-main.com (10.10.85.143) by chn-vm-ex04.mchp-main.com (10.10.85.152) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.21; Tue, 30 May 2023 02:39:35 -0700 Received: from m18063-ThinkPad-T460p.mchp-main.com (10.10.115.15) by chn-vm-ex01.mchp-main.com (10.10.85.143) with Microsoft SMTP Server id 15.1.2507.21 via Frontend Transport; Tue, 30 May 2023 02:39:31 -0700 From: Claudiu Beznea To: , , , , , , CC: , , , , , , , , , Claudiu Beznea Subject: [PATCH 0/8] clk: check memory returned by {devm_}kasprintf() Date: Tue, 30 May 2023 12:39:05 +0300 Message-ID: <20230530093913.1656095-1-claudiu.beznea@microchip.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230530_023941_729298_4D1BDBD3 X-CRM114-Status: UNSURE ( 8.18 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Hi, While browsing some code I noticed that there are places where pointer returned by devm_kasprintf() or kasprintf() is not checked. Thus I've tooked the chance and fixed this (by updating kmerr.cocci script, changes published at [1]). Along with it some other places where resources may need to be freed on failure paths were updated. Thank you, Claudiu Beznea [1] https://lore.kernel.org/all/20230530074044.1603426-1-claudiu.beznea@microchip.com/ Claudiu Beznea (8): clk: vc5: check memory returned by kasprintf() clk: cdce925: check return value of kasprintf() clk: si5341: return error if one synth clock registration fails clk: si5341: check return value of {devm_}kasprintf() clk: si5341: free unused memory on probe failure clk: keystone: sci-clk: check return value of kasprintf() clk: ti: clkctrl: check return value of kasprintf() clk: clocking-wizard: check return value of devm_kasprintf() drivers/clk/clk-cdce925.c | 12 +++++++ drivers/clk/clk-si5341.c | 38 +++++++++++++--------- drivers/clk/clk-versaclock5.c | 29 +++++++++++++++++ drivers/clk/keystone/sci-clk.c | 2 ++ drivers/clk/ti/clkctrl.c | 7 ++++ drivers/clk/xilinx/clk-xlnx-clock-wizard.c | 5 +++ 6 files changed, 78 insertions(+), 15 deletions(-)