From mboxrd@z Thu Jan 1 00:00:00 1970 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 942F3C00140 for ; Mon, 15 Aug 2022 21:24:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1346002AbiHOVYP (ORCPT ); Mon, 15 Aug 2022 17:24:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37536 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1345202AbiHOVRl (ORCPT ); Mon, 15 Aug 2022 17:17:41 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6EE1258B62; Mon, 15 Aug 2022 12:20:59 -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 ams.source.kernel.org (Postfix) with ESMTPS id 67CE2B810A3; Mon, 15 Aug 2022 19:20:57 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9FD6FC433D6; Mon, 15 Aug 2022 19:20:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1660591256; bh=bjh2T3gtOlTJmqSHRYkYkNlxRdKEcz/kD+u8jQqUFdg=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=xs+fFEqH7mx+DZDfSvRq1J65QBWXElV5AJhgLL/XLgqcQqt1e+p1Zq6ElTf23H2UO 6IxrpJpdJICpx6t+jJ3d8IaQaG/LGY2wpCKk+UHwTANDDy320x8XkfsXKQqvGw+bdl lQkjl9DyZ7P4DvICSt96UId/yS72DTG+AmL7NPeY= 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 5.18 0521/1095] crypto: hisilicon/hpre - dont use GFP_KERNEL to alloc mem during softirq Date: Mon, 15 Aug 2022 19:58:40 +0200 Message-Id: <20220815180451.107903705@linuxfoundation.org> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220815180429.240518113@linuxfoundation.org> References: <20220815180429.240518113@linuxfoundation.org> User-Agent: quilt/0.67 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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/hisilicon/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_request *hpre_req, if (unlikely(shift < 0)) return -EINVAL; - ptr = dma_alloc_coherent(dev, ctx->key_sz, tmp, GFP_KERNEL); + ptr = dma_alloc_coherent(dev, ctx->key_sz, tmp, GFP_ATOMIC); if (unlikely(!ptr)) return -ENOMEM; -- 2.35.1