qcacld-3.0: Clean up cache sta info in case of SAP

Currently in the driver, the cache sta info is not being cleaned up
before deinit of the SAP operation. This can lead to potential memory
leaks during driver unload.

Cleanup the remaining cached sta structures before deinit.

Change-Id: I75a61d8dbf8a6a8372882d2dcc978cc1dd0fb406
CRs-Fixed: 2550245

core/hdd/src/wlan_hdd_main.c

@@ -6298,6 +6298,9 @@ QDF_STATUS hdd_reset_all_adapters(struct hdd_context *hdd_ctx)
 		hdd_softap_deinit_tx_rx(adapter);
 		if (adapter->device_mode == QDF_SAP_MODE ||
 		    adapter->device_mode == QDF_P2P_GO_MODE) {
+			/* Clear all the cached sta info */
+			hdd_clear_cached_sta_info(
+					&adapter->cache_sta_info_list);
 			hdd_sta_info_deinit(&adapter->sta_info_list);
 			hdd_sta_info_deinit(&adapter->cache_sta_info_list);
 		}