From nobody Mon Sep 29 21:13:02 2025 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5702AC00140 for ; Tue, 16 Aug 2022 00:04:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1351725AbiHPAEt (ORCPT ); Mon, 15 Aug 2022 20:04:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34162 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1354642AbiHOXzC (ORCPT ); Mon, 15 Aug 2022 19:55:02 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7D20F13D22; Mon, 15 Aug 2022 13:19:42 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 2755C60E73; Mon, 15 Aug 2022 20:19:41 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 142C7C433C1; Mon, 15 Aug 2022 20:19:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1660594780; bh=bjh2T3gtOlTJmqSHRYkYkNlxRdKEcz/kD+u8jQqUFdg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=tI9V4fHZCnghRXLxLeK8P5dCphLJjh3mNOxfO/PW7d0BHAVFIROdD+LPFYk4Afz9c mXOGBYNNh4lfiyIUYZjCFQOkm/S/9jsvceEeIi6pLVcyBsHEuU9Pmq2SgXK4xXnpPT l284U6euxzlMYP8pC09DVfLbrgroVrdOSRf/wSqo= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Zhengchao Shao , Herbert Xu , Sasha Levin Subject: [PATCH 5.19 0557/1157] crypto: hisilicon/hpre - dont use GFP_KERNEL to alloc mem during softirq Date: Mon, 15 Aug 2022 19:58:33 +0200 Message-Id: <20220815180501.891751230@linuxfoundation.org> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220815180439.416659447@linuxfoundation.org> References: <20220815180439.416659447@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Zhengchao Shao [ Upstream commit 98dfa9343f37bdd4112966292751e3a93aaf2e56 ] The hpre encryption driver may be used to encrypt and decrypt packets during the rx softirq, it is not allowed to use GFP_KERNEL. Fixes: c8b4b477079d ("crypto: hisilicon - add HiSilicon HPRE accelerator") Signed-off-by: Zhengchao Shao Signed-off-by: Herbert Xu Signed-off-by: Sasha Levin --- drivers/crypto/hisilicon/hpre/hpre_crypto.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/crypto/hisilicon/hpre/hpre_crypto.c b/drivers/crypto/h= isilicon/hpre/hpre_crypto.c index 97d54c1465c2..3ba6f15deafc 100644 --- a/drivers/crypto/hisilicon/hpre/hpre_crypto.c +++ b/drivers/crypto/hisilicon/hpre/hpre_crypto.c @@ -252,7 +252,7 @@ static int hpre_prepare_dma_buf(struct hpre_asym_reques= t *hpre_req, if (unlikely(shift < 0)) return -EINVAL; =20 - ptr =3D dma_alloc_coherent(dev, ctx->key_sz, tmp, GFP_KERNEL); + ptr =3D dma_alloc_coherent(dev, ctx->key_sz, tmp, GFP_ATOMIC); if (unlikely(!ptr)) return -ENOMEM; =20 --=20 2.35.1