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fix(bt/bluedroid): fixed CTKD link key authentication downgrade in SC-Only mode

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This commit is contained in:
Jin Cheng
2026-06-05 16:44:34 +08:00
parent a4e6fa2f42
commit 929c3e42ec
1 changed files with 2 additions and 5 deletions
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7
components/bt/host/bluedroid/stack/smp/smp_keys.c
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@@ -2315,11 +2315,8 @@ BOOLEAN smp_calculate_link_key_from_long_term_key(tSMP_CB *p_cb)
SMP_TRACE_ERROR("%s failed", __func__);
} else {
UINT8 link_key_type;
if (btm_cb.security_mode == BTM_SEC_MODE_SC) {
/* Secure Connections Only Mode */
link_key_type = BTM_LKEY_TYPE_AUTH_COMB_P_256;
} else if (controller_get_interface()->supports_secure_connections()) {
/* both transports are SC capable */
if ((btm_cb.security_mode == BTM_SEC_MODE_SC) ||
(controller_get_interface()->supports_secure_connections())) {
if (p_cb->sec_level == SMP_SEC_AUTHENTICATED) {
link_key_type = BTM_LKEY_TYPE_AUTH_COMB_P_256;
} else {