From patchwork Fri Oct 25 06:42:35 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Leizhen \(ThunderTown\)" X-Patchwork-Id: 838762 Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) (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 16DB618C018 for ; Fri, 25 Oct 2024 06:42:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=45.249.212.188 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729838575; cv=none; b=bGX5PEoR8odDxshpkzfN/CW5nCCgcdLYJWMAFm1NmpzrFW8j4Nc8aL6pGkA23uYeyLGQ+9yoTrTOknOuFFcB0LQ59BmhGtq0qt2n7E8gyyaKbI5QlgASO5E9QqJhC81DSccKoxA4Oq6/hBWP0Nh3+LNLF5kXdl445lmZ8X9NCuM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729838575; c=relaxed/simple; bh=94Kx3piAVosckVejWchZzMIwqoCbwRZ4d/DMNunwj1M=; h=From:To:CC:Subject:Date:Message-ID:MIME-Version:Content-Type; b=l6v1RWRIuKgkh6TJfZCMnC705c0vtA1VfDVJBb/+brZlG7souSBHJ8R/DSIsSlqEqov5Kv44u3rxkODQtAJj6JTTHqnI6KJuJvds+fAql7C3G9cbx7VBQfKbH0kOnjkJYhlCiRMbJLaiZskOlCNQWvFIrY03TGMiosxMxTCmJwU= 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=45.249.212.188 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 [172.19.163.48]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4XZY855Y0CzpXL4; Fri, 25 Oct 2024 14:40:53 +0800 (CST) Received: from dggpemf100006.china.huawei.com (unknown [7.185.36.228]) by mail.maildlp.com (Postfix) with ESMTPS id 643E218006C; Fri, 25 Oct 2024 14:42:50 +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 14:42:49 +0800 From: Zhen Lei To: Kalle Valo , Jeff Johnson , , CC: Zhen Lei , Jeff Johnson Subject: [PATCH v2] ath11k: remove error checking for debugfs_create_file() Date: Fri, 25 Oct 2024 14:42:35 +0800 Message-ID: <20241025064235.382-1-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: dggems704-chm.china.huawei.com (10.3.19.181) 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)