From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752549AbcGADHF (ORCPT ); Thu, 30 Jun 2016 23:07:05 -0400 Received: from mga02.intel.com ([134.134.136.20]:24519 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752472AbcGADHD (ORCPT ); Thu, 30 Jun 2016 23:07:03 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.26,555,1459839600"; d="scan'208";a="1008661920" Date: Fri, 1 Jul 2016 08:40:31 +0530 From: Vinod Koul To: Arnd Bergmann Cc: Stephen Warren , Lee Jones , Eric Anholt , Martin Sperl , dmaengine@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] dmaengine: bcm2835: fix 64-bit warning Message-ID: <20160701031031.GR14945@localhost> References: <20160630124845.184259-1-arnd@arndb.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20160630124845.184259-1-arnd@arndb.de> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Jun 30, 2016 at 02:47:10PM +0200, Arnd Bergmann wrote: > When building this driver on arm64, we get a harmless type > mismatch warning: > > drivers/dma/bcm2835-dma.c: In function 'bcm2835_dma_fill_cb_chain_with_sg': > include/linux/kernel.h:743:17: warning: comparison of distinct pointer types lacks a cast > (void) (&_min1 == &_min2); \ > ^ > drivers/dma/bcm2835-dma.c:409:21: note: in expansion of macro 'min' > cb->cb->length = min(len, max_len); > > This changes the type of the 'len' variable to size_t, which > avoids the problem. Applied, thanks -- ~Vinod