[PATCH] bluetooth: mgmt: Disallow legacy MGMT_OP_READ_LOCAL_OOB_EXT_DATA
From: Brian Gix <hidden>
Date: 2021-08-23 21:57:40
Subsystem:
bluetooth subsystem, the rest · Maintainers:
Marcel Holtmann, Luiz Augusto von Dentz, Linus Torvalds
Legacy (v2.0) controllers do not support Extended OOB Data used by SSP. Signed-off-by: Brian Gix <redacted> --- net/bluetooth/mgmt.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index 1e21e014efd2..77ea94403cd6 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c@@ -7315,6 +7315,11 @@ static int read_local_oob_ext_data(struct sock *sk, struct hci_dev *hdev, if (!rp) return -ENOMEM; + if (!status && !lmp_ssp_capable(hdev)) { + status = MGMT_STATUS_NOT_SUPPORTED; + eir_len = 0; + } + if (status) goto complete;
--
2.31.1