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 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id DE8FECD5BB1 for ; Wed, 20 May 2026 18:39:24 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 36EC410F105; Wed, 20 May 2026 18:39:24 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=collabora.com header.i=@collabora.com header.b="Wf2xvDOx"; dkim-atps=neutral Received: from bali.collaboradmins.com (bali.collaboradmins.com [148.251.105.195]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3EBD610E431 for ; Wed, 20 May 2026 18:38:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1779302312; bh=q9lAjq8Od9z7GCP3fP0P3yIEdOdqbBKGEd1xHccT+5I=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=Wf2xvDOxvItf3jlZ1igRBNGG9oq6tqMcROPCqFzf5MdSQj7uQd9/KO3cHwMiovH6R bBUwL/WJfGM5r05dklc9vRodEQIi0DiylPSX1JU8u7e9PUQLLVtC3cM65w3wNtsU7F 9ntlHhg4bSgYHbPzEIvQxUiLwi6IiWWjnM5ETyL+bvN9tmMD4/kV63C+/CM+bskMQx BexKtR1sPrETqkYe3AS8OL2x6H7TeGBzoWwR/lhhnCGNM0bfEhEbDoFWqOCNWGpLlV W6j3Ki+VP3FnD1DGU0TOs/uZssJdRnV6/jsNad1x0BXtCKMCXi/p38CGz2GfkFp7Om wa2ridcHtceXw== Received: from localhost (unknown [100.64.0.241]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (prime256v1) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: cristicc) by bali.collaboradmins.com (Postfix) with ESMTPSA id CDC2D17E1305; Wed, 20 May 2026 20:38:31 +0200 (CEST) From: Cristian Ciocaltea Date: Wed, 20 May 2026 21:38:12 +0300 Subject: [PATCH v6 01/22] drm/fb-helper: Remove unused local variable in hotplug_event() MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260520-dw-hdmi-qp-scramb-v6-1-24b74603b782@collabora.com> References: <20260520-dw-hdmi-qp-scramb-v6-0-24b74603b782@collabora.com> In-Reply-To: <20260520-dw-hdmi-qp-scramb-v6-0-24b74603b782@collabora.com> To: Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Sandy Huang , =?utf-8?q?Heiko_St=C3=BCbner?= , Andy Yan , Luca Ceresoli , Daniel Stone Cc: kernel@collabora.com, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org X-Mailer: b4 0.15.1 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Remove the 'err' local variable in drm_fb_helper_hotplug_event() which only stores a return value that is never used beyond the immediate return statement. This simplifies the code without behavior changes. Signed-off-by: Cristian Ciocaltea --- drivers/gpu/drm/drm_fb_helper.c | 11 +++-------- 1 file changed, 3 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index 38d25dce7f33..d8fb90160b90 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -1744,21 +1744,17 @@ EXPORT_SYMBOL(drm_fb_helper_initial_config); */ int drm_fb_helper_hotplug_event(struct drm_fb_helper *fb_helper) { - int err = 0; - if (!drm_fbdev_emulation || !fb_helper) return 0; mutex_lock(&fb_helper->lock); - if (fb_helper->deferred_setup) { - err = __drm_fb_helper_initial_config_and_unlock(fb_helper); - return err; - } + if (fb_helper->deferred_setup) + return __drm_fb_helper_initial_config_and_unlock(fb_helper); if (!fb_helper->fb || !drm_master_internal_acquire(fb_helper->dev)) { fb_helper->delayed_hotplug = true; mutex_unlock(&fb_helper->lock); - return err; + return 0; } drm_master_internal_release(fb_helper->dev); @@ -1802,4 +1798,3 @@ bool drm_fb_helper_gem_is_fb(const struct drm_fb_helper *fb_helper, return gem == obj; } EXPORT_SYMBOL_GPL(drm_fb_helper_gem_is_fb); - -- 2.53.0