From patchwork Thu Apr 11 17:22:30 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 13626485 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.11]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 696B650A77; Thu, 11 Apr 2024 17:26:43 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.11 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712856404; cv=none; b=WtpiUiRD1ghXqCafy1Uq2rsuNytlDRiRhKftRzhYzXCoyNGnzzOwdomzSHamFaNq5LDjaH1LCSY61ZyIs/7TqM2YeTliz1RjMZP9iAR94iOd+s8CRX9OoqnC/kV/XqIZcjH5+8KzvLrmLsTFtCXNZ9TONhNnEGlsa6uejFDSMWE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1712856404; c=relaxed/simple; bh=mkcaxfIAu8Shkk3u4f6ITrX0al+FrzCJ1eyBmzPJWoo=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Dm+9auKEbcevnUrDUckQsvP1OdYzdeKrIgx1Xst5qAaLW8pAjMStVxrFW+/Ec7jvGGWGjHq/hIqk+QT2X7otHUNpImCk+RR2WPtpWYGl11XraAQXxorxHkwLXw8VGeu5ElAXogixXrRPJhKN/Y5Y/F4OvIfgf1IgHcAy+/KZBZ0= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=none smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=cnnxGZNU; arc=none smtp.client-ip=198.175.65.11 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="cnnxGZNU" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1712856404; x=1744392404; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=mkcaxfIAu8Shkk3u4f6ITrX0al+FrzCJ1eyBmzPJWoo=; b=cnnxGZNU3xxMElhZGYp6aDVOvkVvxJQuFJr5mCZyhFdxwnZpi4stAGfG 8lQWbQFctO1NIyw8zioiChXAI+ZGKQ3Q+OGcfMaMpti+2WSaSt+Ju4vNo jotbmDysUT6u1GRrMBUhIgiacMuM+qiqBWOIM2vn8vhp0JSEbkvMU1PwM AmcwgTY7KzgncXO0jcoVcOqzkIs2ne4LBCCq7Dc8Po3Cetusa3LPJuWB6 lf3/oOB8dD174lmAk5jnwHRvMzdTIIAZIa2kqyvd3BAuUmzgnXjl97iu+ SmSkxlxunFKYs6ifrk/4wpZWu4R/ocJPOPI+NQNf8x0gHBfEiJMZ/YPye g==; X-CSE-ConnectionGUID: NRO8WPnCS+Sl99JdXQnPGA== X-CSE-MsgGUID: U/tu2Y4SSZmgBguKyKPF4w== X-IronPort-AV: E=McAfee;i="6600,9927,11041"; a="18845023" X-IronPort-AV: E=Sophos;i="6.07,193,1708416000"; d="scan'208";a="18845023" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by orvoesa103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Apr 2024 10:26:40 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,11041"; a="937097276" X-IronPort-AV: E=Sophos;i="6.07,193,1708416000"; d="scan'208";a="937097276" Received: from black.fi.intel.com ([10.237.72.28]) by fmsmga001.fm.intel.com with ESMTP; 11 Apr 2024 10:26:35 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id 1C123374; Thu, 11 Apr 2024 20:26:34 +0300 (EEST) From: Andy Shevchenko To: Bartosz Golaszewski , Andy Shevchenko , David Thompson , Linus Walleij , Patrick Rudolph , "Rafael J. Wysocki" , linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, netdev@vger.kernel.org Cc: Bartosz Golaszewski , Mika Westerberg , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , "Rafael J. Wysocki" , Len Brown Subject: [PATCH v1 2/4] gpiolib: acpi: Simplify error handling in __acpi_find_gpio() Date: Thu, 11 Apr 2024 20:22:30 +0300 Message-ID: <20240411172540.4122581-4-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.43.0.rc1.1336.g36b5255a03ac In-Reply-To: <20240411172540.4122581-2-andriy.shevchenko@linux.intel.com> References: <20240411172540.4122581-2-andriy.shevchenko@linux.intel.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Now that we don't perform anything on the GPIO descriptor, we may simplify the error path in newly introduced helper. Do it so. Signed-off-by: Andy Shevchenko --- drivers/gpio/gpiolib-acpi.c | 16 +++++----------- 1 file changed, 5 insertions(+), 11 deletions(-) diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c index d47b22ac3ecb..fb2e14670b7a 100644 --- a/drivers/gpio/gpiolib-acpi.c +++ b/drivers/gpio/gpiolib-acpi.c @@ -974,20 +974,14 @@ __acpi_find_gpio(struct fwnode_handle *fwnode, const char *con_id, unsigned int return ERR_CAST(desc); if (!IS_ERR(desc)) - break; - } - - /* Then from plain _CRS GPIOs */ - if (IS_ERR(desc)) { - if (!adev || !acpi_can_fallback_to_crs(adev, con_id)) - return ERR_PTR(-ENOENT); - - desc = acpi_get_gpiod_by_index(adev, NULL, idx, info); - if (IS_ERR(desc)) return desc; } - return desc; + /* Then from plain _CRS GPIOs */ + if (!adev || !acpi_can_fallback_to_crs(adev, con_id)) + return ERR_PTR(-ENOENT); + + return acpi_get_gpiod_by_index(adev, NULL, idx, info); } struct gpio_desc *acpi_find_gpio(struct fwnode_handle *fwnode,