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authorJohan Hedberg <johan.hedberg@intel.com>2015-03-11 10:52:08 +0200
committerMarcel Holtmann <marcel@holtmann.org>2015-03-11 15:54:23 +0100
commit4ba9faf35f6e49964ca6ed88fb0090cc4c727bf3 (patch)
tree6c7c3bb1bad7c779ca7194c8c9d40a0790194c33 /net/bluetooth/hci_core.c
parent87c8b28d291de9999e9da2ef5d4165861983eb83 (diff)
downloadop-kernel-dev-4ba9faf35f6e49964ca6ed88fb0090cc4c727bf3.zip
op-kernel-dev-4ba9faf35f6e49964ca6ed88fb0090cc4c727bf3.tar.gz
Bluetooth: Check for matching IRK when looking for paired LE devices
If we're given an RPA when checking whether we're paired or not, we should consult the local RPA storage whether there's a matching IRK. This we we ensure that hci_bdaddr_is_paired() gives the right result even when trying to pair a second time with the same device with an RPA. Signed-off-by: Johan Hedberg <johan.hedberg@intel.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'net/bluetooth/hci_core.c')
-rw-r--r--net/bluetooth/hci_core.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 4eba9d6..e3bbdd5 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -2519,6 +2519,7 @@ void hci_remove_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 addr_type)
bool hci_bdaddr_is_paired(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type)
{
struct smp_ltk *k;
+ struct smp_irk *irk;
u8 addr_type;
if (type == BDADDR_BREDR) {
@@ -2533,6 +2534,12 @@ bool hci_bdaddr_is_paired(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 type)
else
addr_type = ADDR_LE_DEV_RANDOM;
+ irk = hci_get_irk(hdev, bdaddr, addr_type);
+ if (irk) {
+ bdaddr = &irk->bdaddr;
+ addr_type = irk->addr_type;
+ }
+
rcu_read_lock();
list_for_each_entry_rcu(k, &hdev->long_term_keys, list) {
if (k->bdaddr_type == addr_type && !bacmp(bdaddr, &k->bdaddr)) {
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