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-rw-r--r--net/bluetooth/smp.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/net/bluetooth/smp.c b/net/bluetooth/smp.c
index ae91e2d40056..9752879fdd3a 100644
--- a/net/bluetooth/smp.c
+++ b/net/bluetooth/smp.c
@@ -83,6 +83,7 @@ enum {
struct smp_dev {
/* Secure Connections OOB data */
+ bool local_oob;
u8 local_pk[64];
u8 local_rand[16];
bool debug_key;
@@ -599,6 +600,8 @@ int smp_generate_oob(struct hci_dev *hdev, u8 hash[16], u8 rand[16])
memcpy(rand, smp->local_rand, 16);
+ smp->local_oob = true;
+
return 0;
}
@@ -1785,7 +1788,7 @@ static u8 smp_cmd_pairing_req(struct l2cap_conn *conn, struct sk_buff *skb)
* successfully received our local OOB data - therefore set the
* flag to indicate that local OOB is in use.
*/
- if (req->oob_flag == SMP_OOB_PRESENT)
+ if (req->oob_flag == SMP_OOB_PRESENT && SMP_DEV(hdev)->local_oob)
set_bit(SMP_FLAG_LOCAL_OOB, &smp->flags);
/* SMP over BR/EDR requires special treatment */
@@ -1967,7 +1970,7 @@ static u8 smp_cmd_pairing_rsp(struct l2cap_conn *conn, struct sk_buff *skb)
* successfully received our local OOB data - therefore set the
* flag to indicate that local OOB is in use.
*/
- if (rsp->oob_flag == SMP_OOB_PRESENT)
+ if (rsp->oob_flag == SMP_OOB_PRESENT && SMP_DEV(hdev)->local_oob)
set_bit(SMP_FLAG_LOCAL_OOB, &smp->flags);
smp->prsp[0] = SMP_CMD_PAIRING_RSP;
@@ -3230,6 +3233,7 @@ static struct l2cap_chan *smp_add_cid(struct hci_dev *hdev, u16 cid)
return ERR_CAST(tfm_ecdh);
}
+ smp->local_oob = false;
smp->tfm_aes = tfm_aes;
smp->tfm_cmac = tfm_cmac;
smp->tfm_ecdh = tfm_ecdh;