From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Cyrus-Session-Id: sloti22d1t05-3586829-1519411647-5-16170769982522477471 X-Sieve: CMU Sieve 3.0 X-Spam-known-sender: no X-Spam-score: 0.0 X-Spam-hits: BAYES_00 -1.9, HEADER_FROM_DIFFERENT_DOMAINS 0.001, ME_NOAUTH 0.01, RCVD_IN_DNSWL_HI -5, T_RP_MATCHES_RCVD -0.01, LANGUAGES enda, BAYES_USED global, SA_VERSION 3.4.0 X-Spam-source: IP='209.132.180.67', Host='vger.kernel.org', Country='CN', FromHeader='org', MailFrom='org' X-Spam-charsets: plain='UTF-8' X-Resolved-to: greg@kroah.com X-Delivered-to: greg@kroah.com X-Mail-from: stable-owner@vger.kernel.org ARC-Seal: i=1; a=rsa-sha256; cv=none; d=messagingengine.com; s=arctest; t=1519411647; b=TLzB3ZyNV6l+diJUh7WO4eTn1mhXEmROMSIUeSshW8mtoRm 35JmgeLSweo392EjIzZo6nJFPPV53ho99+NFtz4xsKRfX16OIIOOiqON4/g+phJf 0Orn37zvgJuduBsBDeutbseLNtTr5KjIfl7JJqp9VLcqVXqrb5NCpaWD9jYvtFSO LVHUELHW6YWBTIwcf/HbSDRC63ICkG62wTZQm2i+k9lQF98uQNbYziAksiGemUHm IcurHorFwkOnGZ3rA36OMCivnxhl/8lpGb0XEaqhliuc+YIzqRt3vFibMv1zjNHR 3BSuuX3MVZefLgZjCKI4KPKP42phj9Tou9GCncw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=from:to:cc:subject:date:message-id :in-reply-to:references:mime-version:content-type:sender :list-id; s=arctest; t=1519411647; bh=BYVuqorQojWdpL1t6rgJ8V0ZLP 9gGx4Uq9xCbJtF92w=; b=HXeQQZwemjQLFiF0am554HEJ2OAQevlTE2big0Sr5Q JcoGFPvPNBsfdOfoCTSaheaBzQl4zxXhtkNNhjcSp/d2F2mL4WBquHQSH7YX1yLW HMMdj4sYrW2FFVdYYCHIVMWztzxCZGj5zLMAABBDqm+ukYeiPM/PJW7MIjlZ3zu9 NJQkbMtnZbn5D6ZrElhgPSHy83iXqOvA4BADz5QatdyWD9lx87OB8HdxI3+3PZdP uavE6BYl0YeB5N9DTxzj794LmiaxMcP5ppe2my0GGGj8wx25Jp0asRtuD0JxZA8s OrQO0l/Bumc5tnx7SERI1eGh9iOiUtviz5Ypk/KeNRrw== ARC-Authentication-Results: i=1; mx3.messagingengine.com; arc=none (no signatures found); dkim=none (no signatures found); dmarc=none (p=none,has-list-id=yes,d=none) header.from=linuxfoundation.org; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=stable-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=linuxfoundation.org header.result=pass header_is_org_domain=yes Authentication-Results: mx3.messagingengine.com; arc=none (no signatures found); dkim=none (no signatures found); dmarc=none (p=none,has-list-id=yes,d=none) header.from=linuxfoundation.org; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=stable-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=linuxfoundation.org header.result=pass header_is_org_domain=yes Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933842AbeBWSrY (ORCPT ); Fri, 23 Feb 2018 13:47:24 -0500 Received: from mail.linuxfoundation.org ([140.211.169.12]:44534 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933698AbeBWSrX (ORCPT ); Fri, 23 Feb 2018 13:47:23 -0500 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Jun Nie , Shawn Guo , Vinod Koul Subject: [PATCH 4.9 112/145] dmaengine: zx: fix build warning Date: Fri, 23 Feb 2018 19:26:58 +0100 Message-Id: <20180223170739.313405193@linuxfoundation.org> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180223170724.669759283@linuxfoundation.org> References: <20180223170724.669759283@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: stable-owner@vger.kernel.org X-Mailing-List: stable@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 4.9-stable review patch. If anyone has any objections, please let me know. ------------------ From: Jun Nie commit 067fdeb2f391bfa071f741a2b3eb74b8ff3785cd upstream. Fix build warning that related to PAGE_SIZE. The maximum DMA length has nothing to do with PAGE_SIZE, just use a fix number for the definition. drivers/dma/zx_dma.c: In function 'zx_dma_prep_memcpy': drivers/dma/zx_dma.c:523:8: warning: division by zero [-Wdiv-by-zero] drivers/dma/zx_dma.c: In function 'zx_dma_prep_slave_sg': drivers/dma/zx_dma.c:567:11: warning: division by zero [-Wdiv-by-zero] Signed-off-by: Jun Nie Tested-by: Shawn Guo Signed-off-by: Vinod Koul Signed-off-by: Greg Kroah-Hartman --- drivers/dma/zx296702_dma.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/dma/zx296702_dma.c +++ b/drivers/dma/zx296702_dma.c @@ -26,7 +26,7 @@ #define DRIVER_NAME "zx-dma" #define DMA_ALIGN 4 -#define DMA_MAX_SIZE (0x10000 - PAGE_SIZE) +#define DMA_MAX_SIZE (0x10000 - 512) #define LLI_BLOCK_SIZE (4 * PAGE_SIZE) #define REG_ZX_SRC_ADDR 0x00