From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=114.242.206.163 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793006880; b=z3JIwa6OfJV2Lg45QX8g2gohruIE+C1efoQwFFLhik+DQPLfbJoH1y9lQbENHiUVRkUl 5ZEIO3hmtM92ieTDUZ+tQ2Fl8fcdPY7OriHnWYIPVJHcZftm+Nfi+wpXCllLM2Dy7VXlP V7M+8xOuHaT7olmPlnYcBT9ZIMRHe7k5ab8LATrRjqx9Y6UO0nCJ+0sD8RnpbeTSauhOJ rC9N4Hu6dIrb8xl9N1jgwlGhWjSp6JI8zIjnnmUr06ICRi6QX9CUmFuYlC5PaFHHuYwtT iMuGtUO4Jsi3ZyuBfvq2jwIXiZVlNxnPeUUp8Qa1W+mAccnydI9adAgOJJ+qWykNzdw== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793006880; h=DMARC-Filter:Received:Received:Message-ID:Date:MIME-Version: User-Agent:Subject:To:Cc:References:Content-Language:From:In-Reply-To: Content-Type:Content-Transfer-Encoding:X-CM-TRANSID:X-CM-SenderInfo: X-Coremail-Antispam; bh=qywe0Yi/+oq++LNMQYKiGg4TEZMBeNNx2BnHrKwc8Sg=; b=qCyVuQwExLEN5kWz1oULO/LgEo1dBm2x7od+eH9l+EezNgVl1SVhgHB6stJd9JGrOVpz Ni2Kxq9jC8mA9JkeUy3EUJ6EG0G8UlqgaObRCMb3G3UyLwEG3SSv6rlQphi54hC9GQvOJ /GyrXE3NwDnNtZjMKnDq4x8Julbbo6egrx2uCZCwwT6elN9B8ejbeRg/6depAIUXTWVNj k1pXoOq017rxk5bqKsrnJ5zUeGbPjA+Nm6e4GxP8dYDKjoR0nMqUhzWhFRDbjPNsZ+kg5 3zEl2J5UFtTsBS+oyo/L0Z90vuaww1ViSnF3FHd98covMnEHBtBHXabuaGtUtAOlBNg== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none header.from=loongson.cn; spf=pass smtp.mailfrom=loongson.cn; arc=none smtp.remote-ip=114.242.206.163 Received: from mail.loongson.cn (mail.loongson.cn [114.242.206.163]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 4888E606A31E; Mon, 26 Oct 2026 09:27:57 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.2 smtp.subspace.kernel.org 4888E606A31E Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=loongson.cn Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=loongson.cn Received: from loongson.cn (unknown [10.20.42.102]) by gateway (Coremail) with SMTP id _____8DxOvAcHd9qwW0ZAA--.8631S3; Mon, 26 Oct 2026 17:27:56 +0800 (CST) Received: from [127.0.0.1] (unknown [127.0.0.1]) by front1 (Coremail) with SMTP id qMiowJCxf88ZHd9qI0wwAA--.37303S2; Mon, 26 Oct 2026 17:27:55 +0800 (CST) Message-ID: Date: Mon, 26 Oct 2026 17:25:08 +0800 X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 15/28] mfd: loongson-se: Check return value of dma_set_mask_and_coherent() To: Lee Jones Cc: stable@vger.kernel.org, Yinggang Gu , Huacai Chen , linux-crypto@vger.kernel.org, mfd@lists.linux.dev, linux-kernel@vger.kernel.org References: <20261021121245.3111563-1-lee@kernel.org> <20261021121245.3111563-15-lee@kernel.org> Content-Language: en-US From: Qunqin Zhao In-Reply-To: <20261021121245.3111563-15-lee@kernel.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-CM-TRANSID:qMiowJCxf88ZHd9qI0wwAA--.37303S2 X-CM-SenderInfo: 52kd01pxqtx0o6or00hjvr0hdfq/ X-Coremail-Antispam: 1Uk129KBj9xXoWrKrWxuw4xGr4xXFyDAryfXwc_yoWxZFX_Ca 42934kWrykWr4qya4jgrn3CrZaqa4UW34fu3W5JF4Sga45AFsYv3WfGayUtw47XrZ5Ar1Y 9w1DWr9Y9r1rZosvyTuYvTs0mTUanT9S1TB71UUUUUUqnTZGkaVYY2UrUUUUj1kv1TuYvT s0mT0YCTnIWjqI5I8CrVACY4xI64kE6c02F40Ex7xfYxn0WfASr-VFAUDa7-sFnT9fnUUI cSsGvfJTRUUUb78YFVCjjxCrM7AC8VAFwI0_Jr0_Gr1l1xkIjI8I6I8E6xAIw20EY4v20x vaj40_Wr0E3s1l1IIY67AEw4v_Jrv_JF1l8cAvFVAK0II2c7xJM28CjxkF64kEwVA0rcxS w2x7M28EF7xvwVC0I7IYx2IY67AKxVWUJVWUCwA2z4x0Y4vE2Ix0cI8IcVCY1x0267AKxV WUJVW8JwA2z4x0Y4vEx4A2jsIE14v26r4UJVWxJr1l84ACjcxK6I8E87Iv6xkF7I0E14v2 6r4UJVWxJr1le2I262IYc4CY6c8Ij28IcVAaY2xG8wAqjxCEc2xF0cIa020Ex4CE44I27w Aqx4xG64xvF2IEw4CE5I8CrVC2j2WlYx0E2Ix0cI8IcVAFwI0_JrI_JrylYx0Ex4A2jsIE 14v26r1j6r4UMcvjeVCFs4IE7xkEbVWUJVW8JwACjcxG0xvEwIxGrwCF04k20xvY0x0EwI xGrwCFx2IqxVCFs4IE7xkEbVWUJVW8JwC20s026c02F40E14v26r1j6r18MI8I3I0E7480 Y4vE14v26r106r1rMI8E67AF67kF1VAFwI0_JF0_Jw1lIxkGc2Ij64vIr41lIxAIcVC0I7 IYx2IY67AKxVWUJVWUCwCI42IY6xIIjxv20xvEc7CjxVAFwI0_Jr0_Gr1lIxAIcVCF04k2 6cxKx2IYs7xG6r1j6r1xMIIF0xvEx4A2jsIE14v26r1j6r4UMIIF0xvEx4A2jsIEc7CjxV AFwI0_Jr0_GrUvcSsGvfC2KfnxnUUI43ZEXa7IU8j-e5UUUUU== 在 2026/10/21 20:09, Lee Jones 写道: > loongson_se_probe() ignores the return value of > dma_set_mask_and_coherent() when requesting a 64-bit DMA mask before > allocating coherent DMA memory. Check the return value and abort probe > if the platform cannot satisfy the 64-bit DMA mask requirement. > > Fixes: e551fa3159e3 ("mfd: Add support for Loongson Security Engine chip controller") > Closes: https://sashiko.dev/#/bug/linux-6685ee0c-b7ed-4f21-8800-cc705cec449b > Cc: stable@vger.kernel.org > Signed-off-by: Lee Jones Reviewed-by: Qunqin Zhao Thanks for fixing this! Best Regards, Qunqin.