From patchwork Wed Oct 2 11:45:08 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Felix Fietkau X-Patchwork-Id: 832968 Received: from nbd.name (nbd.name [46.4.11.11]) (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 3EF167DA81 for ; Wed, 2 Oct 2024 11:45:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=46.4.11.11 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727869522; cv=none; b=SO9q5nfEgm8eAJNuVfb+FA+D2bcko5kyqLlXSiHafHDzljPW3QwPihs8w8okV/xIfj8q4DZOpseZTWlaH7EmskxFH3d7qWM5XHsxaOjhlkE0XB8KllB1ELFpaMAv1Ymf16y8E+lmzhpCpGzU++8dGOg9Gn8XLJzj2Q9XVKhfEqE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1727869522; c=relaxed/simple; bh=M2wfzZF5AIA32pJsIcHAGu7UkB3eBEE5rGzMrySODos=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Z+Hp5jmQgh0gTPSaIIczGTYtq+5WgbfyHUW8Cr7bS/ATXK6vixPaB3HUxQxH3joR4qxlCuwewhz2Y5L7cPVI36dV4dQlwQd0TeyFl7AWnDCyB3mHZLpsm0UJ1Oq+EysyemikYsMMT2C7ALfSrgbfB4NaBcfVIWhjqpEs5yIjDIs= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=nbd.name; spf=none smtp.mailfrom=nbd.name; dkim=pass (1024-bit key) header.d=nbd.name header.i=@nbd.name header.b=m9usIuWJ; arc=none smtp.client-ip=46.4.11.11 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=nbd.name Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=nbd.name Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=nbd.name header.i=@nbd.name header.b="m9usIuWJ" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=nbd.name; s=20160729; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=fVk+NGWzlqynA2fGxfPlosGQpmk77cREH3bKeJVExzU=; b=m9usIuWJSW3mzCE5C9/CDmb2ta Hx1q26o3EsT5HMnKgLut10hw7qTxSZm/kA6s2blbyJBOZiA1E1cX8DPzLPUOoIxDQtqzZvTHTzQ8S ZMrpS/aWVXOhKqLHlHy97nQkRfNqPxqfpNwNTUdcta8TlZNwvzii5L8kpMcie1aDANTA=; Received: from p4ff130c8.dip0.t-ipconnect.de ([79.241.48.200] helo=localhost.localdomain) by ds12 with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256 (Exim 4.96) (envelope-from ) id 1svxnC-003vyr-1k; Wed, 02 Oct 2024 13:45:18 +0200 From: Felix Fietkau To: linux-wireless@vger.kernel.org Cc: johannes@sipsolutions.net Subject: [PATCH 02/11] wifi: mac80211: use vif radio mask to limit ibss scan frequencies Date: Wed, 2 Oct 2024 13:45:08 +0200 Message-ID: X-Mailer: git-send-email 2.46.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Reject frequencies not supported by any radio that the vif is allowed to use. Signed-off-by: Felix Fietkau --- net/mac80211/scan.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c index adb88c06b598..8b77b782696c 100644 --- a/net/mac80211/scan.c +++ b/net/mac80211/scan.c @@ -1200,7 +1200,9 @@ int ieee80211_request_ibss_scan(struct ieee80211_sub_if_data *sdata, &local->hw.wiphy->bands[band]->channels[i]; if (tmp_ch->flags & (IEEE80211_CHAN_NO_IR | - IEEE80211_CHAN_DISABLED)) + IEEE80211_CHAN_DISABLED) || + !cfg80211_wdev_channel_allowed(&sdata->wdev, + tmp_ch)) continue; local->int_scan_req->channels[n_ch] = tmp_ch; @@ -1215,14 +1217,16 @@ int ieee80211_request_ibss_scan(struct ieee80211_sub_if_data *sdata, } else { for (i = 0; i < n_channels; i++) { if (channels[i]->flags & (IEEE80211_CHAN_NO_IR | - IEEE80211_CHAN_DISABLED)) + IEEE80211_CHAN_DISABLED) || + !cfg80211_wdev_channel_allowed(&sdata->wdev, + channels[i])) continue; local->int_scan_req->channels[n_ch] = channels[i]; n_ch++; } - if (WARN_ON_ONCE(n_ch == 0)) + if (n_ch == 0) goto unlock; local->int_scan_req->n_channels = n_ch;