From patchwork Fri Oct 25 06:36:14 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zhen Lei X-Patchwork-Id: 13850108 X-Patchwork-Delegate: kvalo@adurom.com Received: from szxga04-in.huawei.com (szxga04-in.huawei.com [45.249.212.190]) (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 E28E01B0F3B for ; Fri, 25 Oct 2024 06:37:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=45.249.212.190 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729838259; cv=none; b=FfRV3obNNtkJJilRcHnjp/6A/mcBvoF9H6VLIgzveLcCLcQFNjYJ4vE+vl3PVq9HZ3QUXlWrOfhEQMzIo8Z/6fh9Qj4JGklEqAEJgKmIIRSpWRhUbrQdr94vd57qL4WG7DvvI82X4BckDZDpegU/YcS1o7o5YScMP+Q47v7eOvA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729838259; c=relaxed/simple; bh=94Kx3piAVosckVejWchZzMIwqoCbwRZ4d/DMNunwj1M=; h=From:To:CC:Subject:Date:Message-ID:MIME-Version:Content-Type; b=p6ssoPwriQubOKcl2Ji+5gIshDrm9T3KtqN1jtgTkKnKL+12GC/LeuQhu+vBLX3ZT5nURY0qupvwz4ziuewZWgY6m86Dz4wG9ZjtfdYS+gRNH1QwCWzAm/80bNsnRrI8dYMxknh4e8RjZkZNGarTSEcW1S8RBRfjea33VODoCsU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com; spf=pass smtp.mailfrom=huawei.com; arc=none smtp.client-ip=45.249.212.190 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huawei.com Received: from mail.maildlp.com (unknown [172.19.88.163]) by szxga04-in.huawei.com (SkyGuard) with ESMTP id 4XZY2V1Z6dz2FbLR; Fri, 25 Oct 2024 14:36:02 +0800 (CST) Received: from dggpemf100006.china.huawei.com (unknown [7.185.36.228]) by mail.maildlp.com (Postfix) with ESMTPS id B721B180044; Fri, 25 Oct 2024 14:37:27 +0800 (CST) Received: from thunder-town.china.huawei.com (10.174.178.55) by dggpemf100006.china.huawei.com (7.185.36.228) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.11; Fri, 25 Oct 2024 14:37:27 +0800 From: Zhen Lei To: Kalle Valo , Jeff Johnson , , CC: Zhen Lei , Jeff Johnson Subject: [PATCH] ath11k: remove error checking for debugfs_create_file() Date: Fri, 25 Oct 2024 14:36:14 +0800 Message-ID: <20241025063614.368-1-thunder.leizhen@huawei.com> X-Mailer: git-send-email 2.37.3.windows.1 Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To dggpemf100006.china.huawei.com (7.185.36.228) Driver ath11k can work fine even if the debugfs files fail to be created. Therefore, the return value check of debugfs_create_file() should be ignored, as it says. Suggested-by: Jeff Johnson Signed-off-by: Zhen Lei --- drivers/net/wireless/ath/ath11k/spectral.c | 24 ---------------------- 1 file changed, 24 deletions(-) v1 --> v2: Remove error checking for debugfs_create_file() instead of fixing it. diff --git a/drivers/net/wireless/ath/ath11k/spectral.c b/drivers/net/wireless/ath/ath11k/spectral.c index 79e091134515b43..a6426eda023a944 100644 --- a/drivers/net/wireless/ath/ath11k/spectral.c +++ b/drivers/net/wireless/ath/ath11k/spectral.c @@ -925,8 +925,6 @@ void ath11k_spectral_deinit(struct ath11k_base *ab) static inline int ath11k_spectral_debug_register(struct ath11k *ar) { - int ret; - ar->spectral.rfs_scan = relay_open("spectral_scan", ar->debug.debugfs_pdev, ATH11K_SPECTRAL_SUB_BUFF_SIZE(ar->ab), @@ -942,40 +940,18 @@ static inline int ath11k_spectral_debug_register(struct ath11k *ar) 0600, ar->debug.debugfs_pdev, ar, &fops_scan_ctl); - if (!ar->spectral.scan_ctl) { - ath11k_warn(ar->ab, "failed to open debugfs in pdev %d\n", - ar->pdev_idx); - ret = -EINVAL; - goto debug_unregister; - } ar->spectral.scan_count = debugfs_create_file("spectral_count", 0600, ar->debug.debugfs_pdev, ar, &fops_scan_count); - if (!ar->spectral.scan_count) { - ath11k_warn(ar->ab, "failed to open debugfs in pdev %d\n", - ar->pdev_idx); - ret = -EINVAL; - goto debug_unregister; - } ar->spectral.scan_bins = debugfs_create_file("spectral_bins", 0600, ar->debug.debugfs_pdev, ar, &fops_scan_bins); - if (!ar->spectral.scan_bins) { - ath11k_warn(ar->ab, "failed to open debugfs in pdev %d\n", - ar->pdev_idx); - ret = -EINVAL; - goto debug_unregister; - } return 0; - -debug_unregister: - ath11k_spectral_debug_unregister(ar); - return ret; } int ath11k_spectral_init(struct ath11k_base *ab)