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 01FECC28B2B for ; Mon, 15 Aug 2022 19:03:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S245004AbiHOTDG (ORCPT ); Mon, 15 Aug 2022 15:03:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48574 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245298AbiHOS5L (ORCPT ); Mon, 15 Aug 2022 14:57:11 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 70BCE49B51; Mon, 15 Aug 2022 11:32:20 -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 97E57B8107A; Mon, 15 Aug 2022 18:32:18 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E1FB6C433D6; Mon, 15 Aug 2022 18:32:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1660588337; bh=70ihzHdaa0U9BhqBj0wzWZsZcC9BnrOnx85aHESZwOY=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=FB0E5kTLqmRaTHjsS1Br/DdTdAjruwVJjB9NLAYaMCt95WMQHI3cFWL9RnkpwgT7p aW/2qD3w8UET20fX+IkWUVxPXcvQyYHjUZKHNsJ1HOB96DgdqEhKEgJ1aXidMRcHo4 yb429XjOHDdvz6nbMQmsT3FFJztP00olt7V4RfDo= 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 5.15 371/779] crypto: hisilicon/hpre - dont use GFP_KERNEL to alloc mem during softirq Date: Mon, 15 Aug 2022 20:00:15 +0200 Message-Id: <20220815180353.125040549@linuxfoundation.org> X-Mailer: git-send-email 2.37.2 In-Reply-To: <20220815180337.130757997@linuxfoundation.org> References: <20220815180337.130757997@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 7ba7641723a0..4062251fd1b6 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