From nobody Mon Apr 27 08:43:35 2026 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 C995CC43334 for ; Wed, 15 Jun 2022 07:42:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235148AbiFOHmB (ORCPT ); Wed, 15 Jun 2022 03:42:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49304 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1352263AbiFOHlx (ORCPT ); Wed, 15 Jun 2022 03:41:53 -0400 Received: from mail-pg1-x52b.google.com (mail-pg1-x52b.google.com [IPv6:2607:f8b0:4864:20::52b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 27F3649CB7 for ; Wed, 15 Jun 2022 00:41:52 -0700 (PDT) Received: by mail-pg1-x52b.google.com with SMTP id g186so10675200pgc.1 for ; Wed, 15 Jun 2022 00:41:52 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=YJ9dbVQWS3muelD2che4m2RkFNGOIFlrl7yE1kJ0cFU=; b=FAT0EaCFsCTaNLOLBSejLQwRxm65I4tTblkI3UpdUWn8LkJheU8IAbeAn0cEdRFv5G HMHwwyWCK03/LG0EK4eQM3EwWRXexrnrJF5oR7Z2FH5XXlhgw5NhRQNAJXCYkVLEVZWG RKZ5n22b7d/tGYnTfUX7jKYrzcFznWrjpvjErE0BWVJor+v66JF4FLBXcF+Ic2BYXVYd YplyLSfrWGnNk9fC4ud0d7jrAsUG9pE41yw1PG8/yM7kwb/ofjT6ZSPer/WG4/xsmqoT hnsdfNQYKw9xopwkfLzim0SOOIsYyzn93dC14/ro8RYkNk7X7+EWP0aIVu97BB24EexL AKrw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=YJ9dbVQWS3muelD2che4m2RkFNGOIFlrl7yE1kJ0cFU=; b=gkZt33jnMo74zg5Xb/QEAmKyD0tBKUzq/3niVzFYDWINEML7NzgYQ3Fk/gmmVjBbcW D0XMioE3pGlr6W0PEJQlJy2Rx+R1E/oK/7VjdB+s/bXa6xbuhL7JywIIAOv+cTEnRJG+ PSdTQWDiK808BE9jY9agI/vqhDv6ZZeV117+PfsBWLRfOWWHlZH0QTN4IhQ06jaUAgZG UkMe9xbr7VeA4cu/DSs7zwy9DGr14o3hiCTItjOWdH8KbzeRuZcnRFmmbwRHxHcgL+Yf pow2faAYSHC8QhoSTWIPeAvXIBuyTsAa2/LsVOB3cqk08ZDzdDTcZH00C2YhvgeXBDR6 njXw== X-Gm-Message-State: AOAM532PnmVFO/Ua06nb+lmp8aysGLtDeFY5LfWCTBArHe9xvblTJZxq G8VOA2vN4g6/Y1h53wxTUxhPrm3eXvI= X-Google-Smtp-Source: ABdhPJwbTKseu/QIW7iTQ2w4314NirUemHlEitpOoFNS2Q1fWMlcyegVNTQB/TiFSFQAYqiWfzFOBQ== X-Received: by 2002:a65:67da:0:b0:3fc:6ca7:d58c with SMTP id b26-20020a6567da000000b003fc6ca7d58cmr7913724pgs.562.1655278911579; Wed, 15 Jun 2022 00:41:51 -0700 (PDT) Received: from localhost.localdomain ([193.203.214.57]) by smtp.gmail.com with ESMTPSA id ik24-20020a170902ab1800b001664d88aab3sm8553342plb.240.2022.06.15.00.41.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 15 Jun 2022 00:41:51 -0700 (PDT) From: cgel.zte@gmail.com X-Google-Original-From: chi.minghao@zte.com.cn To: linux@armlinux.org.uk Cc: logang@deltatee.com, martin.oliveira@eideticom.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Minghao Chi , Zeal Robot Subject: [PATCH] ARM: dma-mapping: Use kvzalloc in __iommu_alloc_buffer Date: Wed, 15 Jun 2022 07:41:46 +0000 Message-Id: <20220615074146.912213-1-chi.minghao@zte.com.cn> X-Mailer: git-send-email 2.25.1 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: Minghao Chi Use kvzalloc() in __iommu_alloc_buffer() instead of open-coding it. Reported-by: Zeal Robot Signed-off-by: Minghao Chi --- arch/arm/mm/dma-mapping.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index 82ffac621854..940819eda182 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -1208,10 +1208,7 @@ static struct page **__iommu_alloc_buffer(struct dev= ice *dev, size_t size, int i =3D 0; int order_idx =3D 0; =20 - if (array_size <=3D PAGE_SIZE) - pages =3D kzalloc(array_size, GFP_KERNEL); - else - pages =3D vzalloc(array_size); + pages =3D kvzalloc(array_size, GFP_KERNEL); if (!pages) return NULL; =20 --=20 2.25.1