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FAILED: Patch "staging: rtl8723bs: fix null dereference in find_network" failed to apply to 5.10-stable tree

PATCH Sasha Levin 1 participant 1 message Mar 1

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Sasha Levin

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The patch below does not apply to the 5.10-stable tree.
If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to <[email protected]>.

Thanks,
Sasha

------------------ original commit in Linus's tree ------------------

From 41460a19654c32d39fd0e3a3671cd8d4b7b8479f Mon Sep 17 00:00:00 2001
From: Ethan Tidmore <[email protected]>
Date: Mon, 2 Feb 2026 14:54:29 -0600
Subject: [PATCH] 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 554c0a3abf21 ("staging: Add rtl8723bs sdio wifi driver")
---
 drivers/staging/rtl8723bs/core/rtw_mlme.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)
drivers/staging/rtl8723bs/core/rtw_mlme.c +4 -2
index b3a9e40054a7f..8e98344951acf 100644
@@ -826,8 +826,10 @@ 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)
-		pwlan->fixed = false;
+	if (!pwlan)
+		return;
+
+	pwlan->fixed = false;
 
 	if (check_fwstate(pmlmepriv, WIFI_ADHOC_MASTER_STATE) &&
 	    (adapter->stapriv.asoc_sta_count == 1))
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2.51.0