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[2604:1380:4601:e00::3]) by mx.google.com with ESMTPS id 4fb4d7f45d1cf-57cdd052965si486938a12.440.2024.06.16.03.01.18 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 16 Jun 2024 03:01:19 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel+bounces-216228-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:4601:e00::3 as permitted sender) client-ip=2604:1380:4601:e00::3; Authentication-Results: mx.google.com; arc=pass (i=1 spf=pass spfdomain=nfschina.com); spf=pass (google.com: domain of linux-kernel+bounces-216228-linux.lists.archive=gmail.com@vger.kernel.org designates 2604:1380:4601:e00::3 as permitted sender) smtp.mailfrom="linux-kernel+bounces-216228-linux.lists.archive=gmail.com@vger.kernel.org" Received: from smtp.subspace.kernel.org (wormhole.subspace.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by am.mirrors.kernel.org (Postfix) with ESMTPS id BDEF61F211E7 for ; Sun, 16 Jun 2024 10:01:18 +0000 (UTC) Received: from localhost.localdomain (localhost.localdomain [127.0.0.1]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 61DD7186E2F; Sun, 16 Jun 2024 10:01:12 +0000 (UTC) Received: from mail.nfschina.com (unknown [42.101.60.195]) by smtp.subspace.kernel.org (Postfix) with SMTP id DDD7238FB9 for ; Sun, 16 Jun 2024 10:01:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=42.101.60.195 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718532071; cv=none; b=eK7mpbDj/2IfMAygj8wRHlNHXIo6kwn2HV/wTibKAqkUCw0gYAZqNat6mXEgDlUCCQHO4ZVRgmcvivxXXksEAulCoqAX2EKho4RCpuO62BlQ27re39cXTmF7GcuomampPvzswE/Vylt/KQHND3WF6Dkyt9yApamF/a/pni6moGc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718532071; c=relaxed/simple; bh=0473JU1BJafx5e2towRftHm+FalquHy8iAMTjhmGmQI=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=BRjnpYaTlKiG7XF9PSuCOtl2rMJ0NFXq+lHlaY5a/5d69I6T+XM38gK7ESiPY5g+SBl2wACY+9dDEKakYdEeOEoXs9tO0SQQErIozRFIgtfkjnHiZ4xp9+8Ad+oPFt6GL6B2VWSmBBmOnqtG0tHYjZ+EiX+ISgQGgNntFRaTGuA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=nfschina.com; spf=pass smtp.mailfrom=nfschina.com; arc=none smtp.client-ip=42.101.60.195 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=nfschina.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=nfschina.com Received: from localhost.localdomain (unknown [103.163.180.2]) by mail.nfschina.com (Maildata Gateway V2.8.8) with ESMTPA id 3D8EE60108B70; Sun, 16 Jun 2024 18:01:02 +0800 (CST) X-MD-Sfrom: youwan@nfschina.com X-MD-SrcIP: 103.163.180.2 From: Youwan Wang To: lpieralisi@kernel.org Cc: guohanjun@huawei.com, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, lenb@kernel.org, Youwan Wang Subject: [PATCH v1] ACPI /amba: Fix meaningless code for amba_register_dummy_clk() Date: Sun, 16 Jun 2024 18:00:54 +0800 Message-Id: <20240616100054.241482-1-youwan@nfschina.com> X-Mailer: git-send-email 2.25.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Defining `amba_dummy_clk` as static is meaningless. The conditional check `if (amba_dummy_clk)` is intended to determine whether the clock has already been registered. However,in this function, the variable `amba_dummy_clk` will always be NULL. Signed-off-by: Youwan Wang --- drivers/acpi/arm64/amba.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/drivers/acpi/arm64/amba.c b/drivers/acpi/arm64/amba.c index 60be8ee1dbdc..ef438417cc80 100644 --- a/drivers/acpi/arm64/amba.c +++ b/drivers/acpi/arm64/amba.c @@ -35,11 +35,7 @@ static const struct acpi_device_id amba_id_list[] = { static void amba_register_dummy_clk(void) { - static struct clk *amba_dummy_clk; - - /* If clock already registered */ - if (amba_dummy_clk) - return; + struct clk *amba_dummy_clk; amba_dummy_clk = clk_register_fixed_rate(NULL, "apb_pclk", NULL, 0, 0); clk_register_clkdev(amba_dummy_clk, "apb_pclk", NULL); -- 2.25.1