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qcacmn: Disconnect the ml connection incase of link assoc failure

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Currently even when the partner link assoc failure driver is maintining
the assoc link this is resulting in several side effects w.r.t
memory corruptions etc.

Disconnect the ml connection incase of link assoc failure.

Change-Id: I4bbdcf4099f3042f5065067ca5d817f986ffb30a
CRs-Fixed: 3204310
This commit is contained in:
Arun Kumar Khandavalli
2022-05-26 04:47:34 -07:00
committed by Madan Koyyalamudi
parent ae12b7c45f
commit b0fafa0130
1 changed files with 15 additions and 8 deletions
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23
umac/mlo_mgr/src/wlan_mlo_mgr_sta.c
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@@ -757,9 +757,9 @@ static inline
QDF_STATUS mlo_post_disconnect_msg(struct scheduler_msg *msg)
{
return scheduler_post_message(
QDF_MODULE_ID_SYS,
QDF_MODULE_ID_SYS,
QDF_MODULE_ID_SYS,
QDF_MODULE_ID_OS_IF,
QDF_MODULE_ID_SCAN,
QDF_MODULE_ID_OS_IF,
msg);
}
#else
@@ -781,35 +781,42 @@ void mlo_handle_sta_link_connect_failure(struct wlan_objmgr_vdev *vdev,
struct wlan_mlo_dev_context *mlo_dev_ctx = vdev->mlo_dev_ctx;
struct scheduler_msg msg = {0};
QDF_STATUS ret;
struct wlan_objmgr_vdev *assoc_vdev;
if (!mlo_dev_ctx) {
mlo_err("ML dev ctx is NULL");
return;
}
if (vdev != mlo_get_assoc_link_vdev(mlo_dev_ctx)) {
assoc_vdev = mlo_get_assoc_link_vdev(mlo_dev_ctx);
if (!assoc_vdev) {
mlo_err("Assoc Vdev is NULL");
return;
}
if (vdev != assoc_vdev) {
mlo_update_connected_links(vdev, 0);
if (rsp->reason == CM_NO_CANDIDATE_FOUND ||
rsp->reason == CM_HW_MODE_FAILURE ||
rsp->reason == CM_SER_FAILURE) {
ret = wlan_objmgr_vdev_try_get_ref(
vdev, WLAN_MLO_MGR_ID);
assoc_vdev, WLAN_MLO_MGR_ID);
if (QDF_IS_STATUS_ERROR(ret)) {
mlo_err("Failed to get ref vdev_id %d",
wlan_vdev_get_id(vdev));
wlan_vdev_get_id(assoc_vdev));
return;
}
/* Since these failures happen in same context. use
* scheduler to avoid deadlock by deferring context
*/
msg.bodyptr = vdev;
msg.bodyptr = assoc_vdev;
msg.callback = ml_activate_disconnect_req_sched_cb;
msg.flush_callback =
ml_activate_disconnect_req_flush_cb;
mlo_post_disconnect_msg(&msg);
if (QDF_IS_STATUS_ERROR(ret)) {
wlan_objmgr_vdev_release_ref(
vdev,
assoc_vdev,
WLAN_MLO_MGR_ID);
return;
}