diff --git a/drivers/staging/r8188eu/core/rtw_mlme_ext.c b/drivers/staging/r8188eu/core/rtw_mlme_ext.c
index 4d8337d0dc20..03c9b2d0d4e8 100644
--- a/drivers/staging/r8188eu/core/rtw_mlme_ext.c
+++ b/drivers/staging/r8188eu/core/rtw_mlme_ext.c
@@ -1505,7 +1505,8 @@ unsigned int OnAction_back(struct adapter *padapter, struct recv_frame *precv_fr
 			issue_action_BA(padapter, mgmt->sa, WLAN_ACTION_ADDBA_RESP, 37);/* reject ADDBA Req */
 		break;
 	case WLAN_ACTION_ADDBA_RESP:
-		tid = ((frame_body[5] >> 2) & 0x7);
+		tid = u16_get_bits(le16_to_cpu(mgmt->u.action.u.addba_resp.capab),
+				   IEEE80211_ADDBA_PARAM_TID_MASK);
 		if (mgmt->u.action.u.addba_resp.status == 0) {	/* successful */
 			psta->htpriv.agg_enable_bitmap |= 1 << tid;
 			psta->htpriv.candidate_tid_bitmap &= ~BIT(tid);