From patchwork Mon Dec 16 17:38:49 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 11294873 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 38FCB6C1 for ; Mon, 16 Dec 2019 17:39:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 16D3C20726 for ; Mon, 16 Dec 2019 17:39:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726275AbfLPRi7 (ORCPT ); Mon, 16 Dec 2019 12:38:59 -0500 Received: from mga01.intel.com ([192.55.52.88]:35383 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726227AbfLPRi7 (ORCPT ); Mon, 16 Dec 2019 12:38:59 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by fmsmga101.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 16 Dec 2019 09:38:58 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.69,322,1571727600"; d="scan'208";a="416515648" Received: from black.fi.intel.com ([10.237.72.28]) by fmsmga006.fm.intel.com with ESMTP; 16 Dec 2019 09:38:56 -0800 Received: by black.fi.intel.com (Postfix, from userid 1003) id 1346C217; Mon, 16 Dec 2019 19:38:55 +0200 (EET) From: Andy Shevchenko To: Jonathan Cameron , linux-iio@vger.kernel.org, Hartmut Knaack , Lars-Peter Clausen , Peter Meerwald-Stadler Cc: Andy Shevchenko Subject: [PATCH v1 5/9] iio: accel: st_accel: Mark default_accel_pdata with __maybe_unused Date: Mon, 16 Dec 2019 19:38:49 +0200 Message-Id: <20191216173853.75797-5-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.24.0 In-Reply-To: <20191216173853.75797-1-andriy.shevchenko@linux.intel.com> References: <20191216173853.75797-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 Sender: linux-iio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org Since we put static variable to a header file it's copied to each module that includes the header. But not all of them are actually used it. Mark default_accel_pdata with __maybe_unused to calm a compiler down: In file included from drivers/iio/accel/st_accel_i2c.c:19: drivers/iio/accel/st_accel.h:67:46: warning: ‘default_accel_pdata’ defined but not used [-Wunused-const-variable=] 67 | static const struct st_sensors_platform_data default_accel_pdata = { | ^~~~~~~~~~~~~~~~~~~ ... Signed-off-by: Andy Shevchenko --- drivers/iio/accel/st_accel.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/iio/accel/st_accel.h b/drivers/iio/accel/st_accel.h index af09943f38c9..5b13e293cade 100644 --- a/drivers/iio/accel/st_accel.h +++ b/drivers/iio/accel/st_accel.h @@ -64,7 +64,7 @@ enum st_accel_type { * struct st_sensors_platform_data - default accel platform data * @drdy_int_pin: default accel DRDY is available on INT1 pin. */ -static const struct st_sensors_platform_data default_accel_pdata = { +static __maybe_unused const struct st_sensors_platform_data default_accel_pdata = { .drdy_int_pin = 1, };