diff mbox series

[v2,1/2] Bluetooth: MGMT: Fix always using HCI_MAX_AD_LENGTH

Message ID 20230707224318.677205-1-luiz.dentz@gmail.com (mailing list archive)
State Accepted
Commit c9a85685d0c13f9e8b52e70987a37b6871cee79b
Headers show
Series [v2,1/2] Bluetooth: MGMT: Fix always using HCI_MAX_AD_LENGTH | expand

Checks

Context Check Description
tedd_an/pre-ci_am success Success
tedd_an/CheckPatch success CheckPatch PASS
tedd_an/GitLint success Gitlint PASS
tedd_an/SubjectPrefix success Gitlint PASS
tedd_an/BuildKernel success BuildKernel PASS
tedd_an/CheckAllWarning success CheckAllWarning PASS
tedd_an/CheckSparse warning CheckSparse WARNING net/bluetooth/hci_event.c: note: in included file (through include/net/bluetooth/hci_core.h):
tedd_an/CheckSmatch warning CheckSparse WARNING net/bluetooth/hci_event.c: note: in included file (through include/net/bluetooth/hci_core.h):
tedd_an/BuildKernel32 success BuildKernel32 PASS
tedd_an/TestRunnerSetup success TestRunnerSetup PASS
tedd_an/TestRunner_l2cap-tester success TestRunner PASS
tedd_an/TestRunner_iso-tester success TestRunner PASS
tedd_an/TestRunner_bnep-tester success TestRunner PASS
tedd_an/TestRunner_mgmt-tester fail TestRunner_mgmt-tester: Total: 497, Passed: 492 (99.0%), Failed: 2, Not Run: 3
tedd_an/TestRunner_rfcomm-tester success TestRunner PASS
tedd_an/TestRunner_sco-tester success TestRunner PASS
tedd_an/TestRunner_ioctl-tester success TestRunner PASS
tedd_an/TestRunner_mesh-tester success TestRunner PASS
tedd_an/TestRunner_smp-tester success TestRunner PASS
tedd_an/TestRunner_userchan-tester success TestRunner PASS
tedd_an/IncrementalBuild success Incremental Build PASS

Commit Message

Luiz Augusto von Dentz July 7, 2023, 10:43 p.m. UTC 
From: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>

HCI_MAX_AD_LENGTH shall only be used if the controller doesn't support
extended advertising, otherwise HCI_MAX_EXT_AD_LENGTH shall be used
instead.

Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
---
 include/net/bluetooth/hci_core.h |  4 ++++
 net/bluetooth/hci_event.c        | 12 +++++++-----
 net/bluetooth/mgmt.c             |  6 +++---
 3 files changed, 14 insertions(+), 8 deletions(-)

Comments

bluez.test.bot@gmail.com July 7, 2023, 11:37 p.m. UTC | #1 
This is automated email and please do not reply to this email!

Dear submitter,

Thank you for submitting the patches to the linux bluetooth mailing list.
This is a CI test results with your patch series:
PW Link:https://patchwork.kernel.org/project/bluetooth/list/?series=763576

---Test result---

Test Summary:
CheckPatch                    PASS      1.76 seconds
GitLint                       PASS      0.56 seconds
SubjectPrefix                 PASS      0.18 seconds
BuildKernel                   PASS      34.73 seconds
CheckAllWarning               PASS      37.00 seconds
CheckSparse                   WARNING   42.19 seconds
CheckSmatch                   WARNING   113.61 seconds
BuildKernel32                 PASS      33.37 seconds
TestRunnerSetup               PASS      500.57 seconds
TestRunner_l2cap-tester       PASS      23.05 seconds
TestRunner_iso-tester         PASS      41.37 seconds
TestRunner_bnep-tester        PASS      10.82 seconds
TestRunner_mgmt-tester        FAIL      217.84 seconds
TestRunner_rfcomm-tester      PASS      15.73 seconds
TestRunner_sco-tester         PASS      16.70 seconds
TestRunner_ioctl-tester       PASS      17.81 seconds
TestRunner_mesh-tester        PASS      13.42 seconds
TestRunner_smp-tester         PASS      14.30 seconds
TestRunner_userchan-tester    PASS      11.15 seconds
IncrementalBuild              PASS      37.71 seconds

Details
##############################
Test: CheckSparse - WARNING
Desc: Run sparse tool with linux kernel
Output:
net/bluetooth/hci_event.c: note: in included file (through include/net/bluetooth/hci_core.h):
##############################
Test: CheckSmatch - WARNING
Desc: Run smatch tool with source
Output:
net/bluetooth/hci_event.c: note: in included file (through include/net/bluetooth/hci_core.h):
##############################
Test: TestRunner_mgmt-tester - FAIL
Desc: Run mgmt-tester with test-runner
Output:
Total: 497, Passed: 492 (99.0%), Failed: 2, Not Run: 3

Failed Test Cases
Read Ext Advertising Features - Success 3 (PHY flags) Failed       0.244 seconds
Ext Adv MGMT Params - (5.0) Success                  Failed       0.288 seconds


---
Regards,
Linux Bluetooth
patchwork-bot+bluetooth@kernel.org July 10, 2023, 9:30 p.m. UTC | #2 
Hello:

This series was applied to bluetooth/bluetooth-next.git (master)
by Luiz Augusto von Dentz <luiz.von.dentz@intel.com>:

On Fri,  7 Jul 2023 15:43:17 -0700 you wrote:
> From: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
> 
> HCI_MAX_AD_LENGTH shall only be used if the controller doesn't support
> extended advertising, otherwise HCI_MAX_EXT_AD_LENGTH shall be used
> instead.
> 
> Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
> 
> [...]

Here is the summary with links:
  - [v2,1/2] Bluetooth: MGMT: Fix always using HCI_MAX_AD_LENGTH
    https://git.kernel.org/bluetooth/bluetooth-next/c/c9a85685d0c1
  - [v2,2/2] Bluetooth: hci_sync: Fix using Legacy PDUs with certain advertising
    (no matching commit)

You are awesome, thank you!
diff mbox series

Patch

diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index 105c1c394f82..8200a6689b39 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -1801,6 +1801,10 @@  void hci_conn_del_sysfs(struct hci_conn *conn);
 /* Extended advertising support */
 #define ext_adv_capable(dev) (((dev)->le_features[1] & HCI_LE_EXT_ADV))
 
+/* Maximum advertising length */
+#define max_adv_len(dev) \
+	(ext_adv_capable(dev) ? HCI_MAX_EXT_AD_LENGTH : HCI_MAX_AD_LENGTH)
+
 /* BLUETOOTH CORE SPECIFICATION Version 5.3 | Vol 4, Part E page 1789:
  *
  * C24: Mandatory if the LE Controller supports Connection State and either
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index c29eece88d2c..f1fcece29e7d 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -1747,7 +1747,7 @@  static void store_pending_adv_report(struct hci_dev *hdev, bdaddr_t *bdaddr,
 {
 	struct discovery_state *d = &hdev->discovery;
 
-	if (len > HCI_MAX_AD_LENGTH)
+	if (len > max_adv_len(hdev))
 		return;
 
 	bacpy(&d->last_adv_addr, bdaddr);
@@ -6249,8 +6249,9 @@  static void process_adv_report(struct hci_dev *hdev, u8 type, bdaddr_t *bdaddr,
 		return;
 	}
 
-	if (!ext_adv && len > HCI_MAX_AD_LENGTH) {
-		bt_dev_err_ratelimited(hdev, "legacy adv larger than 31 bytes");
+	if (len > max_adv_len(hdev)) {
+		bt_dev_err_ratelimited(hdev,
+				       "adv larger than maximum supported");
 		return;
 	}
 
@@ -6315,7 +6316,8 @@  static void process_adv_report(struct hci_dev *hdev, u8 type, bdaddr_t *bdaddr,
 	 */
 	conn = check_pending_le_conn(hdev, bdaddr, bdaddr_type, bdaddr_resolved,
 				     type);
-	if (!ext_adv && conn && type == LE_ADV_IND && len <= HCI_MAX_AD_LENGTH) {
+	if (!ext_adv && conn && type == LE_ADV_IND &&
+	    len <= max_adv_len(hdev)) {
 		/* Store report for later inclusion by
 		 * mgmt_device_connected
 		 */
@@ -6456,7 +6458,7 @@  static void hci_le_adv_report_evt(struct hci_dev *hdev, void *data,
 					info->length + 1))
 			break;
 
-		if (info->length <= HCI_MAX_AD_LENGTH) {
+		if (info->length <= max_adv_len(hdev)) {
 			rssi = info->data[info->length];
 			process_adv_report(hdev, info->type, &info->bdaddr,
 					   info->bdaddr_type, NULL, 0, rssi,
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index 3156bc27088e..33c06f7c7641 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -8428,8 +8428,8 @@  static int read_adv_features(struct sock *sk, struct hci_dev *hdev,
 	supported_flags = get_supported_adv_flags(hdev);
 
 	rp->supported_flags = cpu_to_le32(supported_flags);
-	rp->max_adv_data_len = HCI_MAX_AD_LENGTH;
-	rp->max_scan_rsp_len = HCI_MAX_AD_LENGTH;
+	rp->max_adv_data_len = max_adv_len(hdev);
+	rp->max_scan_rsp_len = max_adv_len(hdev);
 	rp->max_instances = hdev->le_num_of_adv_sets;
 	rp->num_instances = hdev->adv_instance_cnt;
 
@@ -8465,7 +8465,7 @@  static u8 calculate_name_len(struct hci_dev *hdev)
 static u8 tlv_data_max_len(struct hci_dev *hdev, u32 adv_flags,
 			   bool is_adv_data)
 {
-	u8 max_len = HCI_MAX_AD_LENGTH;
+	u8 max_len = max_adv_len(hdev);
 
 	if (is_adv_data) {
 		if (adv_flags & (MGMT_ADV_FLAG_DISCOV |