From patchwork Thu Aug 19 20:05:28 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Christophe JAILLET X-Patchwork-Id: 12447931 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-17.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 786A2C4338F for ; Thu, 19 Aug 2021 20:15:22 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 41C01610E5 for ; Thu, 19 Aug 2021 20:15:22 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 41C01610E5 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=wanadoo.fr Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.infradead.org 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=kN4KvtmSgxHvced9hSrSaNBo+UQS/7h0OvzxMIfT8eA=; b=UVCILg4HIvzi3t szQExqA7chcTtL7gDvgeCjmWZppHWGpfIHjxS2gWhXIH7zfpi8UtwLk93QxPRnV3maPsmccN6ENPQ jD9T18m2eartXD4mknISVoEUwNE59nrygxFw8+tNqT+EiDZoidBmwLRaooO6GP+VYjw7KidAhtfWt SfCfFF0KN9QXeaKZifqDUsfH9iXPP4lrYhw0bypgfFqa3kMjUiLPpnW649ZzpJjJrHbqMiL553ddV f6drQ1SeVsFgbEUAB9xM/PWguDrByCfpRmGEomdvyKMha0oOd2YcfpnVNNJKRzaLCeO+7QbO+fT+3 6hZmy06ecaqkGPMAegjw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mGoPY-009OlM-1M; Thu, 19 Aug 2021 20:13:12 +0000 Received: from smtp03.smtpout.orange.fr ([80.12.242.125] helo=smtp.smtpout.orange.fr) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mGoPR-009Ojt-9e for linux-arm-kernel@lists.infradead.org; Thu, 19 Aug 2021 20:13:09 +0000 Received: from pop-os.home ([90.126.253.178]) by mwinf5d33 with ME id jY5V2500D3riaq203Y5V99; Thu, 19 Aug 2021 22:05:32 +0200 X-ME-Helo: pop-os.home X-ME-Auth: Y2hyaXN0b3BoZS5qYWlsbGV0QHdhbmFkb28uZnI= X-ME-Date: Thu, 19 Aug 2021 22:05:32 +0200 X-ME-IP: 90.126.253.178 From: Christophe JAILLET To: stanimir.varbanov@linaro.org, agross@kernel.org, bjorn.andersson@linaro.org, mchehab@kernel.org, hverkuil-cisco@xs4all.nl, acourbot@chromium.org Cc: linux-media@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org, Christophe JAILLET Subject: [PATCH] media: venus: core: Fix a resource leak in the error handling path of 'venus_probe()' Date: Thu, 19 Aug 2021 22:05:28 +0200 Message-Id: X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210819_131305_503151_CD14BFF9 X-CRM114-Status: GOOD ( 10.95 ) 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 A successful 'of_platform_populate()' call should be balanced by a corresponding 'of_platform_depopulate()' call in the error handling path of the probe, as already done in the remove function. A successful 'venus_firmware_init()' call should be balanced by a corresponding 'venus_firmware_deinit()' call in the error handling path of the probe, as already done in the remove function. Update the error handling path accordingly. Fixes: f9799fcce4bb ("media: venus: firmware: register separate platform_device for firmware loader") Signed-off-by: Christophe JAILLET --- drivers/media/platform/qcom/venus/core.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/drivers/media/platform/qcom/venus/core.c b/drivers/media/platform/qcom/venus/core.c index 91b15842c555..9cb0ab7d1677 100644 --- a/drivers/media/platform/qcom/venus/core.c +++ b/drivers/media/platform/qcom/venus/core.c @@ -349,11 +349,11 @@ static int venus_probe(struct platform_device *pdev) ret = venus_firmware_init(core); if (ret) - goto err_runtime_disable; + goto err_of_depopulate; ret = venus_boot(core); if (ret) - goto err_runtime_disable; + goto err_firmware_deinit; ret = hfi_core_resume(core, true); if (ret) @@ -385,6 +385,10 @@ static int venus_probe(struct platform_device *pdev) v4l2_device_unregister(&core->v4l2_dev); err_venus_shutdown: venus_shutdown(core); +err_firmware_deinit: + venus_firmware_deinit(core); +err_of_depopulate: + of_platform_depopulate(dev); err_runtime_disable: pm_runtime_put_noidle(dev); pm_runtime_set_suspended(dev);