From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 2ED1E248BBA; Wed, 15 Jan 2025 10:56:23 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736938583; cv=none; b=e+dS8JDHe1i6Gy7nfknAnsyzXBHr8ZP3fTV2TcpQbTPI1vBFALnIUednIdsBH7ZephFLVTIlx5RniJwpBmMbVPBm66+qUoJKgTA8AckJ9GZHlZHYrVm0+ZvCICVojoZN+37LAK5ac+SWuJQ5y7j2l0p4bwzw8gYW6ohGjC23xA8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736938583; c=relaxed/simple; bh=e6xuu3kwmtUNZmzc73U3C6soqD/gSZdxn7Z3VQSBDp4=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=OgHfa76JLdVWqlUCMhoYt4LLTlKkjsGCMJSWiLtEf1BRPXFlGDW4pbgGg0VoeoiUKIuR/I4RZcrijsmnw0ERBh5j8uq2YRrHx4ZOAL7A5nEoCRecLHzP8shb7zNqZjafu+h2HcBETRqDUq0hZ+Ajea+SnlQrRPnxQsIbkGOuV2A= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=OwwderOg; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="OwwderOg" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 90179C4CEDF; Wed, 15 Jan 2025 10:56:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1736938583; bh=e6xuu3kwmtUNZmzc73U3C6soqD/gSZdxn7Z3VQSBDp4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=OwwderOgZSXYpC6XX0GGW3ovN4D64hmDYHTAGABStgb6le8JkYvCA9z8Eq9Ndr1ZV 0sxfn+YpqlqbsyWCz26usZFj9LEUXypr5WnBmVoinkcJesak1Jg0hl/nv6l0I8wx8a ZuHlFZ6HNZ1k+ExJgWfA+cHvVxThCYEg4el6XQcg= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Luiz Augusto von Dentz , Sasha Levin Subject: [PATCH 6.6 034/129] Bluetooth: hci_sync: Fix not setting Random Address when required Date: Wed, 15 Jan 2025 11:36:49 +0100 Message-ID: <20250115103555.739494202@linuxfoundation.org> X-Mailer: git-send-email 2.48.0 In-Reply-To: <20250115103554.357917208@linuxfoundation.org> References: <20250115103554.357917208@linuxfoundation.org> User-Agent: quilt/0.68 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.6-stable review patch. If anyone has any objections, please let me know. ------------------ From: Luiz Augusto von Dentz [ Upstream commit c2994b008492db033d40bd767be1620229a3035e ] This fixes errors such as the following when Own address type is set to Random Address but it has not been programmed yet due to either be advertising or connecting: < HCI Command: LE Set Exte.. (0x08|0x0041) plen 13 Own address type: Random (0x03) Filter policy: Ignore not in accept list (0x01) PHYs: 0x05 Entry 0: LE 1M Type: Passive (0x00) Interval: 60.000 msec (0x0060) Window: 30.000 msec (0x0030) Entry 1: LE Coded Type: Passive (0x00) Interval: 180.000 msec (0x0120) Window: 90.000 msec (0x0090) > HCI Event: Command Complete (0x0e) plen 4 LE Set Extended Scan Parameters (0x08|0x0041) ncmd 1 Status: Success (0x00) < HCI Command: LE Set Exten.. (0x08|0x0042) plen 6 Extended scan: Enabled (0x01) Filter duplicates: Enabled (0x01) Duration: 0 msec (0x0000) Period: 0.00 sec (0x0000) > HCI Event: Command Complete (0x0e) plen 4 LE Set Extended Scan Enable (0x08|0x0042) ncmd 1 Status: Invalid HCI Command Parameters (0x12) Fixes: c45074d68a9b ("Bluetooth: Fix not generating RPA when required") Signed-off-by: Luiz Augusto von Dentz Signed-off-by: Sasha Levin --- net/bluetooth/hci_sync.c | 11 ++++++----- 1 file changed, 6 insertions(+), 5 deletions(-) diff --git a/net/bluetooth/hci_sync.c b/net/bluetooth/hci_sync.c index d95e2b55badb..d6f40806ee51 100644 --- a/net/bluetooth/hci_sync.c +++ b/net/bluetooth/hci_sync.c @@ -1049,9 +1049,9 @@ static bool adv_use_rpa(struct hci_dev *hdev, uint32_t flags) static int hci_set_random_addr_sync(struct hci_dev *hdev, bdaddr_t *rpa) { - /* If we're advertising or initiating an LE connection we can't - * go ahead and change the random address at this time. This is - * because the eventual initiator address used for the + /* If a random_addr has been set we're advertising or initiating an LE + * connection we can't go ahead and change the random address at this + * time. This is because the eventual initiator address used for the * subsequently created connection will be undefined (some * controllers use the new address and others the one we had * when the operation started). @@ -1059,8 +1059,9 @@ static int hci_set_random_addr_sync(struct hci_dev *hdev, bdaddr_t *rpa) * In this kind of scenario skip the update and let the random * address be updated at the next cycle. */ - if (hci_dev_test_flag(hdev, HCI_LE_ADV) || - hci_lookup_le_connect(hdev)) { + if (bacmp(&hdev->random_addr, BDADDR_ANY) && + (hci_dev_test_flag(hdev, HCI_LE_ADV) || + hci_lookup_le_connect(hdev))) { bt_dev_dbg(hdev, "Deferring random address update"); hci_dev_set_flag(hdev, HCI_RPA_EXPIRED); return 0; -- 2.39.5