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=-6.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=ham 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 4FC6FC2BA2B for ; Sat, 11 Apr 2020 16:32:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 28D8520757 for ; Sat, 11 Apr 2020 16:32:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726245AbgDKQaR (ORCPT ); Sat, 11 Apr 2020 12:30:17 -0400 Received: from smtprelay0157.hostedemail.com ([216.40.44.157]:51378 "EHLO smtprelay.hostedemail.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726069AbgDKQaR (ORCPT ); Sat, 11 Apr 2020 12:30:17 -0400 Received: from filter.hostedemail.com (clb03-v110.bra.tucows.net [216.40.38.60]) by smtprelay02.hostedemail.com (Postfix) with ESMTP id 4C7DB49960C; Sat, 11 Apr 2020 16:30:17 +0000 (UTC) X-Session-Marker: 6A6F6540706572636865732E636F6D X-HE-Tag: grain43_59ae7ef96930e X-Filterd-Recvd-Size: 1570 Received: from XPS-9350.home (unknown [47.151.136.130]) (Authenticated sender: joe@perches.com) by omf14.hostedemail.com (Postfix) with ESMTPA; Sat, 11 Apr 2020 16:30:16 +0000 (UTC) Message-ID: Subject: [trivial PATCH] um virtio: Neaten vu_err macro definition From: Joe Perches To: Jeff Dike , Richard Weinberger , Anton Ivanov Cc: Erel Geron , linux-um@lists.infradead.org, linux-kernel Date: Sat, 11 Apr 2020 09:28:08 -0700 Content-Type: text/plain; charset="ISO-8859-1" User-Agent: Evolution 3.34.1-2 MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Defining a macro with ... and __VA_ARGS__ (without ##) can cause compilation errors if a macro use does not have additional args. Add ## to __VA_ARGS__ in the macro definition. Signed-off-by: Joe Perches --- arch/um/drivers/virtio_uml.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/um/drivers/virtio_uml.c b/arch/um/drivers/virtio_uml.c index be54d3..351aee5 100644 --- a/arch/um/drivers/virtio_uml.c +++ b/arch/um/drivers/virtio_uml.c @@ -74,7 +74,7 @@ struct virtio_uml_vq_info { extern unsigned long long physmem_size, highmem; -#define vu_err(vu_dev, ...) dev_err(&(vu_dev)->pdev->dev, __VA_ARGS__) +#define vu_err(vu_dev, ...) dev_err(&(vu_dev)->pdev->dev, ##__VA_ARGS__) /* Vhost-user protocol */