Commit 41460a19 authored by Ethan Tidmore's avatar Ethan Tidmore Committed by Greg Kroah-Hartman
Browse files

staging: rtl8723bs: fix null dereference in find_network 



The variable pwlan has the possibility of being NULL when passed into
rtw_free_network_nolock() which would later dereference the variable.

Fixes: 554c0a3a ("staging: Add rtl8723bs sdio wifi driver")
Cc: stable@vger.kernel.org
Signed-off-by: default avatarEthan Tidmore <ethantidmore06@gmail.com>
Link: https://patch.msgid.link/20260202205429.20181-1-ethantidmore06@gmail.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 17d2ff40

drivers/staging/rtl8723bs/core/rtw_mlme.c

+4 −2
Original line number Diff line number Diff line
@@ -826,7 +826,9 @@ static void find_network(struct adapter *adapter) 
	struct wlan_network *tgt_network = &pmlmepriv->cur_network;



	pwlan = rtw_find_network(&pmlmepriv->scanned_queue, tgt_network->network.mac_address);

	if (pwlan)

	if (!pwlan)

		return;



	pwlan->fixed = false;



	if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) &&