qcacmn: Remove scan entry search from link add API

During link add, since the vdev would be down, it won't have scan
entries.
Hence, remove scan entry search from link add API

Change-Id: Ifd45b546124739e6c31b2a3691cdb90a3f624ecf
CRs-Fixed: 3377283

umac/mlo_mgr/src/wlan_mlo_mgr_sta.c

@@ -2056,9 +2056,7 @@ QDF_STATUS mlo_process_link_add(struct wlan_objmgr_psoc *psoc,
 				uint16_t vdev_count)
 {
 	struct wlan_mlo_dev_context *ml_ctx = vdev->mlo_dev_ctx;
-	struct wlan_objmgr_vdev *inactive_vdev[WLAN_UMAC_MLO_MAX_VDEVS];
-	uint8_t i = 0, j = 0, k = 0;
-	struct scan_cache_entry *scan_entry = NULL;
+
 	/* Check if ini to support dynamic link add is enable
 	 * or not
 	 */
@@ -2072,10 +2070,6 @@ QDF_STATUS mlo_process_link_add(struct wlan_objmgr_psoc *psoc,
 		return QDF_STATUS_E_INVAL;
 	}
 
-	for (i = 0; i < WLAN_UMAC_MLO_MAX_VDEVS; i++) {
-		if (wlan_cm_is_vdev_disconnected(ml_ctx->wlan_vdev_list[i]))
-			inactive_vdev[j++] = ml_ctx->wlan_vdev_list[i];
-	}
 	/* check if any new link in scan entry */
 	if (partner_info->num_partner_links ==
 	    cache_partner_info->num_partner_links) {
@@ -2086,24 +2080,17 @@ QDF_STATUS mlo_process_link_add(struct wlan_objmgr_psoc *psoc,
 		}
 	}
 
+	/* mlo connected on all links already */
+	if (partner_info->num_partner_links <= (vdev_count - 1))
+		return QDF_STATUS_E_INVAL;
+
 	/* Partner info changed compared to the cached scan entry.
 	 * Process link add
 	 */
-	for (i = 0; i < j; i++) {
-		for (k = 0; k < partner_info->num_partner_links; k++) {
-			scan_entry = wlan_scan_get_entry_by_bssid(
-					wlan_vdev_get_pdev(inactive_vdev[i]),
-					&partner_info->partner_link_info[k].link_addr);
-			if (scan_entry) {
-				mlo_err("Link addition detected, issue disconnect");
-				mlo_disconnect(vdev, CM_SB_DISCONNECT,
-					       REASON_UNSPEC_FAILURE, NULL);
-				return QDF_STATUS_SUCCESS;
-			}
-		}
-	}
-
-	return QDF_STATUS_E_INVAL;
+	mlo_err("Link addition detected, issue disconnect");
+	mlo_disconnect(vdev, CM_SB_DISCONNECT,
+		       REASON_UNSPEC_FAILURE, NULL);
+	return QDF_STATUS_SUCCESS;
 }
 #endif