Commit 69e4b75a authored by Johannes Berg's avatar Johannes Berg
Browse files

Merge tag 'iwlwifi-fixes-2025-10-19' of... 

Merge tag 'iwlwifi-fixes-2025-10-19' of https://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/iwlwifi-next



Miri Korenblit says:
====================
iwlwifi fix

avoid use after free
====================

Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parents 249e1443 77e67d5d

drivers/net/wireless/intel/iwlwifi/mld/link.c

+3 −2
Original line number Diff line number Diff line
@@ -501,6 +501,7 @@ void iwl_mld_remove_link(struct iwl_mld *mld, 
	struct iwl_mld_vif *mld_vif = iwl_mld_vif_from_mac80211(bss_conf->vif);

	struct iwl_mld_link *link = iwl_mld_link_from_mac80211(bss_conf);

	bool is_deflink = link == &mld_vif->deflink;

	u8 fw_id = link->fw_id;



	if (WARN_ON(!link || link->active))

		return;
@@ -513,10 +514,10 @@ void iwl_mld_remove_link(struct iwl_mld *mld, 


	RCU_INIT_POINTER(mld_vif->link[bss_conf->link_id], NULL);



	if (WARN_ON(link->fw_id >= mld->fw->ucode_capa.num_links))

	if (WARN_ON(fw_id >= mld->fw->ucode_capa.num_links))

		return;



	RCU_INIT_POINTER(mld->fw_id_to_bss_conf[link->fw_id], NULL);

	RCU_INIT_POINTER(mld->fw_id_to_bss_conf[fw_id], NULL);

}



void iwl_mld_handle_missed_beacon_notif(struct iwl_mld *mld,