RE: [PATCH v3] rtw88: check for validity before using a pointer

[Pkshih]

> -----Original Message-----
> From: Muhammad Usama Anjum <usama.anjum@xxxxxxxxxxxxx>
> Sent: Friday, December 24, 2021 4:55 PM
> To: Yan-Hsuan Chuang <tony0620emma@xxxxxxxxx>; Kalle Valo <kvalo@xxxxxxxxxx>; David S. Miller
> <davem@xxxxxxxxxxxxx>; Jakub Kicinski <kuba@xxxxxxxxxx>; Pkshih <pkshih@xxxxxxxxxxx>; Bernie Huang
> <phhuang@xxxxxxxxxxx>; open list:REALTEK WIRELESS DRIVER (rtw88) <linux-wireless@xxxxxxxxxxxxxxx>; open
> list:NETWORKING DRIVERS <netdev@xxxxxxxxxxxxxxx>; open list <linux-kernel@xxxxxxxxxxxxxxx>
> Cc: usama.anjum@xxxxxxxxxxxxx; kernel@xxxxxxxxxxxxx
> Subject: [PATCH v3] rtw88: check for validity before using a pointer
> 
> ieee80211_probereq_get() can return NULL. Pointer skb should be checked
> for validty before use. If it is not valid, list of skbs needs to be
> freed.
> 
> Fixes: 10d162b2ed39 ("rtw88: 8822c: add ieee80211_ops::hw_scan")
> Signed-off-by: Muhammad Usama Anjum <usama.anjum@xxxxxxxxxxxxx>

Acked-by: Ping-Ke Shih <pkshih@xxxxxxxxxxx>

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