Re: [PATCH][next] staging: rtl8188eu: Fix null pointer dereference on free_netdev call

2021-03-24 Thread Colin Ian King
On 24/03/2021 16:11, Martin Kaiser wrote: > Hello Colin, > > Thus wrote Colin King (colin.k...@canonical.com): > >> From: Colin Ian King > >> An unregister_netdev call checks if pnetdev is null, hence a later >> call to free_netdev can potentially be passing a null pointer, causing >> a null

Re: [PATCH][next] staging: rtl8188eu: Fix null pointer dereference on free_netdev call

2021-03-24 Thread Martin Kaiser
Hello Colin, Thus wrote Colin King (colin.k...@canonical.com): > From: Colin Ian King > An unregister_netdev call checks if pnetdev is null, hence a later > call to free_netdev can potentially be passing a null pointer, causing > a null pointer dereference. Avoid this by adding a null pointer

[PATCH][next] staging: rtl8188eu: Fix null pointer dereference on free_netdev call

2021-03-24 Thread Colin King
From: Colin Ian King An unregister_netdev call checks if pnetdev is null, hence a later call to free_netdev can potentially be passing a null pointer, causing a null pointer dereference. Avoid this by adding a null pointer check on pnetdev before calling free_netdev. Fixes: 1665c8fdffbb