From patchwork Thu Dec 13 18:27:11 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geert Uytterhoeven X-Patchwork-Id: 10729557 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 0663891E for ; Thu, 13 Dec 2018 18:27:30 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id F10412C81E for ; Thu, 13 Dec 2018 18:27:29 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id E59BF2C826; Thu, 13 Dec 2018 18:27:29 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9AB462C825 for ; Thu, 13 Dec 2018 18:27:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728104AbeLMS13 (ORCPT ); Thu, 13 Dec 2018 13:27:29 -0500 Received: from xavier.telenet-ops.be ([195.130.132.52]:57816 "EHLO xavier.telenet-ops.be" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728299AbeLMS1T (ORCPT ); Thu, 13 Dec 2018 13:27:19 -0500 Received: from ramsan ([84.194.111.163]) by xavier.telenet-ops.be with bizsmtp id BWTH1z0023XaVaC01WTH6C; Thu, 13 Dec 2018 19:27:17 +0100 Received: from rox.of.borg ([192.168.97.57]) by ramsan with esmtp (Exim 4.90_1) (envelope-from ) id 1gXVhc-0007fQ-UL; Thu, 13 Dec 2018 19:27:16 +0100 Received: from geert by rox.of.borg with local (Exim 4.90_1) (envelope-from ) id 1gXVhc-0006oP-T5; Thu, 13 Dec 2018 19:27:16 +0100 From: Geert Uytterhoeven To: Linus Walleij Cc: Laurent Pinchart , Sergei Shtylyov , linux-renesas-soc@vger.kernel.org, linux-sh@vger.kernel.org, linux-gpio@vger.kernel.org, Geert Uytterhoeven Subject: [PATCH 12/15] pinctrl: sh-pfc: Make pinmux_cfg_reg.var_field_width[] variable-length Date: Thu, 13 Dec 2018 19:27:11 +0100 Message-Id: <20181213182714.26094-13-geert+renesas@glider.be> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20181213182714.26094-1-geert+renesas@glider.be> References: <20181213182714.26094-1-geert+renesas@glider.be> Sender: linux-sh-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP pinmux_cfg_reg.var_field_width[] is actually a variable-length array, terminated by a zero, and counting at most r_width entries. Usually the number of entries is much smaller than r_width, so the ability to catch bugs at compile time through an "excess elements in array initializer" warning is fairly limited. Hence make the array variable-length, decreasing kernel size slightly. Signed-off-by: Geert Uytterhoeven Reviewed-by: Simon Horman --- drivers/pinctrl/sh-pfc/sh_pfc.h | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/pinctrl/sh-pfc/sh_pfc.h b/drivers/pinctrl/sh-pfc/sh_pfc.h index a2c5d530aaa1c0b3..273b55de9fd67b03 100644 --- a/drivers/pinctrl/sh-pfc/sh_pfc.h +++ b/drivers/pinctrl/sh-pfc/sh_pfc.h @@ -142,8 +142,7 @@ struct pinmux_cfg_reg { */ #define PINMUX_CFG_REG_VAR(name, r, r_width, var_fw0, var_fwn...) \ .reg = r, .reg_width = r_width, \ - .var_field_width = (const u8 [r_width]) \ - { var_fw0, var_fwn, 0 }, \ + .var_field_width = (const u8 []) { var_fw0, var_fwn, 0 }, \ .enum_ids = (const u16 []) struct pinmux_drive_reg_field {