[Patch v3] Fix for Bluetooth SIG test L2CAP/COS/CFD/BV-14-C

Subsystems: bluetooth subsystem, the rest

STALE2147d

4 messages, 4 authors, 2020-11-23 · open the first message on its own page

[Patch v3] Fix for Bluetooth SIG test L2CAP/COS/CFD/BV-14-C

From: Jimmy Wahlberg <hidden>
Date: 2020-11-16 15:56:31

This test case is meant to verify that multiple
unknown options is included in the response.

BLUETOOTH CORE SPECIFICATION Version 5.2 | Vol 3, Part A
page 1057

'On an unknown option failure (Result=0x0003),
the option(s) that contain anoption type field that is not
understood by the recipient of the L2CAP_CONFIGURATION_REQ
packet shall be included in the L2CAP_CONFIGURATION_RSP
packet unless they are hints.'

Before this patch:
ACL Data RX: Handle 11 flags 0x02 dlen 24
      L2CAP: Configure Request (0x04) ident 18 len 16
        Destination CID: 64
        Flags: 0x0000
        Option: Unknown (0x10) [mandatory]
        10 00 11 02 11 00 12 02 12 00
< ACL Data TX: Handle 11 flags 0x00 dlen 17
      L2CAP: Configure Response (0x05) ident 18 len 9
        Source CID: 64
        Flags: 0x0000
        Result: Failure - unknown options (0x0003)
        Option: Unknown (0x10) [mandatory]
        12

After this patch:
ACL Data RX: Handle 11 flags 0x02 dlen 24
      L2CAP: Configure Request (0x04) ident 5 len 16
        Destination CID: 64
        Flags: 0x0000
        Option: Unknown (0x10) [mandatory]
        10 00 11 02 11 00 12 02 12 00
< ACL Data TX: Handle 11 flags 0x00 dlen 23
      L2CAP: Configure Response (0x05) ident 5 len 15
        Source CID: 64
        Flags: 0x0000
        Result: Failure - unknown options (0x0003)
        Option: Unknown (0x10) [mandatory]
        10 11 01 11 12 01 12

Signed-off-by: Jimmy Wahlberg <redacted>
---
 net/bluetooth/l2cap_core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index 1ab27b90ddcb..16956f323688 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -3627,7 +3627,7 @@ static int l2cap_parse_conf_req(struct l2cap_chan *chan, void *data, size_t data
 			if (hint)
 				break;
 			result = L2CAP_CONF_UNKNOWN;
-			*((u8 *) ptr++) = type;
+			l2cap_add_conf_opt(&ptr, (u8)type, sizeof(u8), type, endptr - ptr);
 			break;
 		}
 	}
-- 
2.25.1

Updated commit message to follow this feedback from bluez.test.bot

##############################
Test: CheckGitLint - FAIL
Output:
Fix for Bluetooth SIG test L2CAP/COS/CFD/BV-14-C.
1: T3 Title has trailing punctuation (.): "Fix for Bluetooth SIG test L2CAP/COS/CFD/BV-14-C."

Re: [Patch v3] Fix for Bluetooth SIG test L2CAP/COS/CFD/BV-14-C

From: Luiz Augusto von Dentz <luiz.dentz@gmail.com>
Date: 2020-11-17 00:01:52

Hi Jimmy.

On Mon, Nov 16, 2020 at 8:01 AM Jimmy Wahlberg [off-list ref] wrote:
This test case is meant to verify that multiple
unknown options is included in the response.

BLUETOOTH CORE SPECIFICATION Version 5.2 | Vol 3, Part A
page 1057

'On an unknown option failure (Result=0x0003),
the option(s) that contain anoption type field that is not
understood by the recipient of the L2CAP_CONFIGURATION_REQ
packet shall be included in the L2CAP_CONFIGURATION_RSP
packet unless they are hints.'

Before this patch:
quoted
ACL Data RX: Handle 11 flags 0x02 dlen 24
      L2CAP: Configure Request (0x04) ident 18 len 16
        Destination CID: 64
        Flags: 0x0000
        Option: Unknown (0x10) [mandatory]
        10 00 11 02 11 00 12 02 12 00
< ACL Data TX: Handle 11 flags 0x00 dlen 17
      L2CAP: Configure Response (0x05) ident 18 len 9
        Source CID: 64
        Flags: 0x0000
        Result: Failure - unknown options (0x0003)
        Option: Unknown (0x10) [mandatory]
        12

After this patch:
quoted
ACL Data RX: Handle 11 flags 0x02 dlen 24
      L2CAP: Configure Request (0x04) ident 5 len 16
        Destination CID: 64
        Flags: 0x0000
        Option: Unknown (0x10) [mandatory]
        10 00 11 02 11 00 12 02 12 00
< ACL Data TX: Handle 11 flags 0x00 dlen 23
      L2CAP: Configure Response (0x05) ident 5 len 15
        Source CID: 64
        Flags: 0x0000
        Result: Failure - unknown options (0x0003)
        Option: Unknown (0x10) [mandatory]
        10 11 01 11 12 01 12

Signed-off-by: Jimmy Wahlberg <redacted>
Reviewed-by: Luiz Augusto Von Dentz <redacted>
quoted hunk
---
 net/bluetooth/l2cap_core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index 1ab27b90ddcb..16956f323688 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -3627,7 +3627,7 @@ static int l2cap_parse_conf_req(struct l2cap_chan *chan, void *data, size_t data
                        if (hint)
                                break;
                        result = L2CAP_CONF_UNKNOWN;
-                       *((u8 *) ptr++) = type;
+                       l2cap_add_conf_opt(&ptr, (u8)type, sizeof(u8), type, endptr - ptr);
                        break;
                }
        }
--
2.25.1

Updated commit message to follow this feedback from bluez.test.bot

##############################
Test: CheckGitLint - FAIL
Output:
Fix for Bluetooth SIG test L2CAP/COS/CFD/BV-14-C.
1: T3 Title has trailing punctuation (.): "Fix for Bluetooth SIG test L2CAP/COS/CFD/BV-14-C."

-- 
Luiz Augusto von Dentz

RE: [v3] Fix for Bluetooth SIG test L2CAP/COS/CFD/BV-14-C

From: <hidden>
Date: 2020-11-17 02:53:48

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=385191

---Test result---

##############################
Test: CheckPatch - FAIL
Output:
workflow: Add workflow files for ci
WARNING: added, moved or deleted file(s), does MAINTAINERS need updating?
#20: 
new file mode 100644

total: 0 errors, 1 warnings, 49 lines checked

NOTE: For some of the reported defects, checkpatch may be able to
      mechanically convert to the typical style using --fix or --fix-inplace.

"[PATCH] workflow: Add workflow files for ci" has style problems, please review.

NOTE: If any of the errors are false positives, please report
      them to the maintainer, see CHECKPATCH in MAINTAINERS.


##############################
Test: CheckGitLint - PASS

##############################
Test: CheckBuildK - PASS



---
Regards,
Linux Bluetooth

Re: [Patch v3] Fix for Bluetooth SIG test L2CAP/COS/CFD/BV-14-C

From: Marcel Holtmann <marcel@holtmann.org>
Date: 2020-11-23 11:55:37

Hi Jimmy,
This test case is meant to verify that multiple
unknown options is included in the response.

BLUETOOTH CORE SPECIFICATION Version 5.2 | Vol 3, Part A
page 1057

'On an unknown option failure (Result=0x0003),
the option(s) that contain anoption type field that is not
understood by the recipient of the L2CAP_CONFIGURATION_REQ
packet shall be included in the L2CAP_CONFIGURATION_RSP
packet unless they are hints.'

Before this patch:
quoted
ACL Data RX: Handle 11 flags 0x02 dlen 24
     L2CAP: Configure Request (0x04) ident 18 len 16
       Destination CID: 64
       Flags: 0x0000
       Option: Unknown (0x10) [mandatory]
       10 00 11 02 11 00 12 02 12 00
< ACL Data TX: Handle 11 flags 0x00 dlen 17
     L2CAP: Configure Response (0x05) ident 18 len 9
       Source CID: 64
       Flags: 0x0000
       Result: Failure - unknown options (0x0003)
       Option: Unknown (0x10) [mandatory]
       12

After this patch:
quoted
ACL Data RX: Handle 11 flags 0x02 dlen 24
     L2CAP: Configure Request (0x04) ident 5 len 16
       Destination CID: 64
       Flags: 0x0000
       Option: Unknown (0x10) [mandatory]
       10 00 11 02 11 00 12 02 12 00
< ACL Data TX: Handle 11 flags 0x00 dlen 23
     L2CAP: Configure Response (0x05) ident 5 len 15
       Source CID: 64
       Flags: 0x0000
       Result: Failure - unknown options (0x0003)
       Option: Unknown (0x10) [mandatory]
       10 11 01 11 12 01 12

Signed-off-by: Jimmy Wahlberg <redacted>
---
net/bluetooth/l2cap_core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
patch has been applied to bluetooth-next tree.

Regards

Marcel
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