[PATCH] Bluetooth: Annotate struct hci_drv_rp_read_info with __counted_by_le()

[Thorsten Blum]

Add the __counted_by_le() compiler attribute to the flexible array
member 'supported_commands' to improve access bounds-checking via
CONFIG_UBSAN_BOUNDS and CONFIG_FORTIFY_SOURCE.

Signed-off-by: Thorsten Blum <thorsten.b...@linux.dev>
---
 include/net/bluetooth/hci_drv.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/net/bluetooth/hci_drv.h b/include/net/bluetooth/hci_drv.h
index 2f01c44f05ec..3fd6fdbdb02e 100644
--- a/include/net/bluetooth/hci_drv.h
+++ b/include/net/bluetooth/hci_drv.h
@@ -47,7 +47,7 @@ struct hci_drv_ev_cmd_complete {
 struct hci_drv_rp_read_info {
        __u8    driver_name[HCI_DRV_MAX_DRIVER_NAME_LENGTH];
        __le16  num_supported_commands;
-       __le16  supported_commands[];
+       __le16  supported_commands[] __counted_by_le(num_supported_commands);
 } __packed;
 
 /* Driver specific OGF (Opcode Group Field)
-- 
2.50.1