Merge tag 'for-net-next-2025-07-23' of git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next

Luiz Augusto von Dentz says:

====================
bluetooth-next pull request for net-next:

core:

 - hci_sync: fix double free in 'hci_discovery_filter_clear()'
 - hci_event: Mask data status from LE ext adv reports
 - hci_devcd_dump: fix out-of-bounds via dev_coredumpv
 - ISO: add socket option to report packet seqnum via CMSG
 - hci_event: Add support for handling LE BIG Sync Lost event
 - ISO: Support SCM_TIMESTAMPING for ISO TS
 - hci_core: Add PA_LINK to distinguish BIG sync and PA sync connections
 - hci_sock: Reset cookie to zero in hci_sock_free_cookie()

drivers:

 - btusb: Add new VID/PID 0489/e14e for MT7925
 - btusb: Add a new VID/PID 2c7c/7009 for MT7925
 - btusb: Add RTL8852BE device 0x13d3:0x3618
 - btusb: Add support for variant of RTL8851BE (USB ID 13d3:3601)
 - btusb: Add USB ID 3625:010b for TP-LINK Archer TX10UB Nano
 - btusb: QCA: Support downloading custom-made firmwares
 - btusb: Add one more ID 0x28de:0x1401 for Qualcomm WCN6855
 - nxp: add support for supply and reset
 - btnxpuart: Add support for 4M baudrate
 - btnxpuart: Correct the Independent Reset handling after FW dump
 - btnxpuart: Add uevents for FW dump and FW download complete
 - btintel: Define a macro for Intel Reset vendor command
 - btintel_pcie: Support Function level reset
 - btintel_pcie: Add support for device 0x4d76
 - btintel_pcie: Make driver wait for alive interrupt
 - btintel_pcie: Fix Alive Context State Handling
 - hci_qca: Enable ISO data packet RX

* tag 'for-net-next-2025-07-23' of git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next: (42 commits)
  Bluetooth: Add PA_LINK to distinguish BIG sync and PA sync connections
  Bluetooth: hci_event: Mask data status from LE ext adv reports
  Bluetooth: btintel_pcie: Fix Alive Context State Handling
  Bluetooth: btintel_pcie: Make driver wait for alive interrupt
  Bluetooth: hci_devcd_dump: fix out-of-bounds via dev_coredumpv
  Bluetooth: hci_sync: fix double free in 'hci_discovery_filter_clear()'
  Bluetooth: btusb: Add one more ID 0x28de:0x1401 for Qualcomm WCN6855
  Bluetooth: btusb: Sort WCN6855 device IDs by VID and PID
  Bluetooth: btusb: QCA: Support downloading custom-made firmwares
  Bluetooth: btnxpuart: Add uevents for FW dump and FW download complete
  Bluetooth: btnxpuart: Correct the Independent Reset handling after FW dump
  Bluetooth: ISO: Support SCM_TIMESTAMPING for ISO TS
  Bluetooth: ISO: add socket option to report packet seqnum via CMSG
  Bluetooth: btintel: Define a macro for Intel Reset vendor command
  Bluetooth: Fix typos in comments
  Bluetooth: RFCOMM: Fix typos in comments
  Bluetooth: aosp: Fix typo in comment
  Bluetooth: hci_bcm4377: Fix typo in comment
  Bluetooth: btrtl: Fix typo in comment
  Bluetooth: btmtk: Fix typo in log string
  ...
====================

Link: https://patch.msgid.link/20250723190233.166823-1-luiz.dentz@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

1 files changed, 7 insertions, 0 deletions

diff --git a/net/bluetooth/af_bluetooth.c b/net/bluetooth/af_bluetooth.c
index ee9bf84c88a7..2b94e2077203 100644
--- a/net/bluetooth/af_bluetooth.c
+++ b/net/bluetooth/af_bluetooth.c
@@ -364,6 +364,13 @@ int bt_sock_recvmsg(struct socket *sock, struct msghdr *msg, size_t len,
 			put_cmsg(msg, SOL_BLUETOOTH, BT_SCM_PKT_STATUS,
 				 sizeof(pkt_status), &pkt_status);
 		}
+
+		if (test_bit(BT_SK_PKT_SEQNUM, &bt_sk(sk)->flags)) {
+			u16 pkt_seqnum = hci_skb_pkt_seqnum(skb);
+
+			put_cmsg(msg, SOL_BLUETOOTH, BT_SCM_PKT_SEQNUM,
+				 sizeof(pkt_seqnum), &pkt_seqnum);
+		}
 	}
 
 	skb_free_datagram(sk, skb);