staging: r8188eu: replace if with ternary operator

Replace an if statement with a ternary operator, making the code a tiny
bit shorter.
Signed-off-by: Martin Kaiser <martin@kaiser.cx>
Link: https://lore.kernel.org/r/20220514164740.282552-5-martin@kaiser.cxSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/r8188eu/core/rtw_mlme_ext.c

@@ -1503,10 +1503,8 @@ unsigned int OnAction_back(struct adapter *padapter, struct recv_frame *precv_fr
 		preorder_ctrl->indicate_seq = 0xffff;
 		preorder_ctrl->enable = pmlmeinfo->bAcceptAddbaReq;
 
-		if (pmlmeinfo->bAcceptAddbaReq)
-			issue_action_BA(padapter, mgmt->sa, WLAN_ACTION_ADDBA_RESP, 0);
-		else
-			issue_action_BA(padapter, mgmt->sa, WLAN_ACTION_ADDBA_RESP, 37);/* reject ADDBA Req */
+		issue_action_BA(padapter, mgmt->sa, WLAN_ACTION_ADDBA_RESP,
+				pmlmeinfo->bAcceptAddbaReq ? 0 : 37);
 		break;
 	case WLAN_ACTION_ADDBA_RESP:
 		tid = u16_get_bits(le16_to_cpu(mgmt->u.action.u.addba_resp.capab),