53 	struct beacon_data *presp;  in ieee80211_ibss_build_presp()  local
69 	presp = kzalloc(sizeof(*presp) + frame_len, GFP_KERNEL);  in ieee80211_ibss_build_presp()
70 	if (!presp)  in ieee80211_ibss_build_presp()
73 	presp->head = (void *)(presp + 1);  in ieee80211_ibss_build_presp()
75 	mgmt = (void *) presp->head;  in ieee80211_ibss_build_presp()
147 		presp->csa_counter_offsets[0] = (pos - presp->head);  in ieee80211_ibss_build_presp()
149 		presp->csa_current_counter = csa_settings->count;  in ieee80211_ibss_build_presp()
207 	presp->head_len = pos - presp->head;  in ieee80211_ibss_build_presp()
208 	if (WARN_ON(presp->head_len > frame_len))  in ieee80211_ibss_build_presp()
211 	return presp;  in ieee80211_ibss_build_presp()
213 	kfree(presp);  in ieee80211_ibss_build_presp()
231 	struct beacon_data *presp;  in __ieee80211_sta_join_ibss()  local
257 	presp = rcu_dereference_protected(ifibss->presp,  in __ieee80211_sta_join_ibss()
259 	RCU_INIT_POINTER(ifibss->presp, NULL);  in __ieee80211_sta_join_ibss()
260 	if (presp)  in __ieee80211_sta_join_ibss()
261 		kfree_rcu(presp, rcu_head);  in __ieee80211_sta_join_ibss()
316 	presp = ieee80211_ibss_build_presp(sdata, beacon_int, basic_rates,  in __ieee80211_sta_join_ibss()
319 	if (!presp)  in __ieee80211_sta_join_ibss()
322 	rcu_assign_pointer(ifibss->presp, presp);  in __ieee80211_sta_join_ibss()
323 	mgmt = (void *)presp->head;  in __ieee80211_sta_join_ibss()
370 		RCU_INIT_POINTER(ifibss->presp, NULL);  in __ieee80211_sta_join_ibss()
371 		kfree_rcu(presp, rcu_head);  in __ieee80211_sta_join_ibss()
389 					      presp->head_len, 0, GFP_KERNEL);  in __ieee80211_sta_join_ibss()
484 	struct beacon_data *presp, *old_presp;  in ieee80211_ibss_csa_beacon()  local
512 	old_presp = rcu_dereference_protected(ifibss->presp,  in ieee80211_ibss_csa_beacon()
515 	presp = ieee80211_ibss_build_presp(sdata,  in ieee80211_ibss_csa_beacon()
520 	if (!presp) {  in ieee80211_ibss_csa_beacon()
525 	rcu_assign_pointer(ifibss->presp, presp);  in ieee80211_ibss_csa_beacon()
688 	struct beacon_data *presp;  in ieee80211_ibss_disconnect()  local
728 	presp = rcu_dereference_protected(ifibss->presp,  in ieee80211_ibss_disconnect()
730 	RCU_INIT_POINTER(sdata->u.ibss.presp, NULL);  in ieee80211_ibss_disconnect()
731 	if (presp)  in ieee80211_ibss_disconnect()
732 		kfree_rcu(presp, rcu_head);  in ieee80211_ibss_disconnect()
1510 	struct beacon_data *presp;  in ieee80211_rx_mgmt_probe_req()  local
1515 	presp = rcu_dereference_protected(ifibss->presp,  in ieee80211_rx_mgmt_probe_req()
1519 	    len < 24 + 2 || !presp)  in ieee80211_rx_mgmt_probe_req()
1551 	skb = dev_alloc_skb(local->tx_headroom + presp->head_len);  in ieee80211_rx_mgmt_probe_req()
1556 	memcpy(skb_put(skb, presp->head_len), presp->head, presp->head_len);  in ieee80211_rx_mgmt_probe_req()