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 X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 035E7C00454 for ; Wed, 11 Dec 2019 15:21:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C3CE322B48 for ; Wed, 11 Dec 2019 15:21:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1576077708; bh=lUeKdsbS/fpjRHY+5vnLtxwUqjo+08ew+DKoQTd68/4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=WPXNkNmC1xCiSuxBlKYuNU3gtilEjXQ07KcAVVZUMe3vQEEGXyJq1lHQA05YLhS7S Ci+u8s/WqXL1kTCSPQpEn7I/wYR1kpqDr1drAZBlJMEG3mDhDNx3HCwxTWMk01TUMw y3Qv+ZGtjwyaR8/Jg3htZBLDkWzRdcIpFc1znyvo= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732505AbfLKPVr (ORCPT ); Wed, 11 Dec 2019 10:21:47 -0500 Received: from mail.kernel.org ([198.145.29.99]:52106 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732036AbfLKPVn (ORCPT ); Wed, 11 Dec 2019 10:21:43 -0500 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 8320D22527; Wed, 11 Dec 2019 15:21:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1576077703; bh=lUeKdsbS/fpjRHY+5vnLtxwUqjo+08ew+DKoQTd68/4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=sOLy0E1Q9ecBZID+jgkhVsZ3SnKp8g6pJ27frN28UsRsLLhnGj84pcxN1o/xQBfIn aoOIQPz7VfeCHldaPirfccDGpZiwydKW+EEx0Vxp5mfk9d1GVIE0oVtARcp3l5H8WA rR7QgAfVfB7VG7wl3OJspqir2vIMz0MZy685Prjw= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, =?UTF-8?q?Niklas=20S=C3=B6derlund?= , Geert Uytterhoeven , Christoph Hellwig , Sasha Levin Subject: [PATCH 4.19 111/243] dma-mapping: fix return type of dma_set_max_seg_size() Date: Wed, 11 Dec 2019 16:04:33 +0100 Message-Id: <20191211150346.624706141@linuxfoundation.org> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20191211150339.185439726@linuxfoundation.org> References: <20191211150339.185439726@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Niklas Söderlund [ Upstream commit c9d76d0655c06b8c1f944e46c4fd9e9cf4b331c0 ] The function dma_set_max_seg_size() can return either 0 on success or -EIO on error. Change its return type from unsigned int to int to capture this. Signed-off-by: Niklas Söderlund Reviewed-by: Geert Uytterhoeven Signed-off-by: Christoph Hellwig Signed-off-by: Sasha Levin --- include/linux/dma-mapping.h | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h index 1db6a6b46d0d3..669cde2fa8723 100644 --- a/include/linux/dma-mapping.h +++ b/include/linux/dma-mapping.h @@ -674,8 +674,7 @@ static inline unsigned int dma_get_max_seg_size(struct device *dev) return SZ_64K; } -static inline unsigned int dma_set_max_seg_size(struct device *dev, - unsigned int size) +static inline int dma_set_max_seg_size(struct device *dev, unsigned int size) { if (dev->dma_parms) { dev->dma_parms->max_segment_size = size; -- 2.20.1