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Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1k0V74-0005Un-Bq; Tue, 28 Jul 2020 19:18:10 +0000 Received: from mail.kernel.org ([198.145.29.99]) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1k0V71-0005TW-05 for linux-arm-kernel@lists.infradead.org; Tue, 28 Jul 2020 19:18:08 +0000 Received: from [192.168.1.28] (cpe-70-114-128-244.austin.res.rr.com [70.114.128.244]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 17E412065C; Tue, 28 Jul 2020 19:18:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1595963885; bh=EU5ct3aw8AQbancyApjQExQvAf+xqB4OEQvinl7PmT0=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=GsThgcJB0BIaHq80ejFFkhu3aeVoptFldUM1NzpFguUpLKbSb9HJ9m7KEowUpHtgn vGjRRjyGEHfe9hTCNtHsYHBc8IZcjBTzrSLVnDiNnyzGw12dy80tw6xvBILmAudD4o fj/jB2uQ1+VWdor1+kGmSEC6FpKzCzKlBVDBeKvc= Subject: Re: [PATCH] ARM: socfpga: PM: add missing put_device() call in socfpga_setup_ocram_self_refresh() To: Yu Kuai , linux@armlinux.org.uk, atull@opensource.altera.com, khilman@linaro.org References: <20200721134551.1276641-1-yukuai3@huawei.com> From: Dinh Nguyen Autocrypt: addr=dinguyen@kernel.org; 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Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20200721134551.1276641-1-yukuai3@huawei.com> Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200728_151807_173691_B7F1EF49 X-CRM114-Status: GOOD ( 20.61 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, yi.zhang@huawei.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 7/21/20 8:45 AM, Yu Kuai wrote: > if of_find_device_by_node() succeed, socfpga_setup_ocram_self_refresh > doesn't have a corresponding put_device(). Thus add a jump target to > fix the exception handling for this function implementation. > > Fixes: 44fd8c7d4005 ("ARM: socfpga: support suspend to ram") > Signed-off-by: Yu Kuai > --- > arch/arm/mach-socfpga/pm.c | 8 +++++--- > 1 file changed, 5 insertions(+), 3 deletions(-) > > diff --git a/arch/arm/mach-socfpga/pm.c b/arch/arm/mach-socfpga/pm.c > index 6ed887cf8dc9..365c0428b21b 100644 > --- a/arch/arm/mach-socfpga/pm.c > +++ b/arch/arm/mach-socfpga/pm.c > @@ -49,14 +49,14 @@ static int socfpga_setup_ocram_self_refresh(void) > if (!ocram_pool) { > pr_warn("%s: ocram pool unavailable!\n", __func__); > ret = -ENODEV; > - goto put_node; > + goto put_device; > } > > ocram_base = gen_pool_alloc(ocram_pool, socfpga_sdram_self_refresh_sz); > if (!ocram_base) { > pr_warn("%s: unable to alloc ocram!\n", __func__); > ret = -ENOMEM; > - goto put_node; > + goto put_device; > } > > ocram_pbase = gen_pool_virt_to_phys(ocram_pool, ocram_base); > @@ -67,7 +67,7 @@ static int socfpga_setup_ocram_self_refresh(void) > if (!suspend_ocram_base) { > pr_warn("%s: __arm_ioremap_exec failed!\n", __func__); > ret = -ENOMEM; > - goto put_node; > + goto put_device; > } > > /* Copy the code that puts DDR in self refresh to ocram */ > @@ -81,6 +81,8 @@ static int socfpga_setup_ocram_self_refresh(void) > if (!socfpga_sdram_self_refresh_in_ocram) > ret = -EFAULT; > > +put_device: > + put_device(&pdev->dev); > put_node: > of_node_put(np); > > Applied! Thanks, Dinh _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel