Re: [PATCH net-next v3 5/9] net: ieee802154: do not leave a dangling sk pointer in ieee802154_create()

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From: Ignat Korchagin <ignat@xxxxxxxxxxxxxx>
Date: Mon, 14 Oct 2024 16:38:04 +0100
> sock_init_data() attaches the allocated sk object to the provided sock
> object. If ieee802154_create() fails later, the allocated sk object is
> freed, but the dangling pointer remains in the provided sock object, which
> may allow use-after-free.
> 
> Clear the sk pointer in the sock object on error.
> 
> Signed-off-by: Ignat Korchagin <ignat@xxxxxxxxxxxxxx>
> Reviewed-by: Miquel Raynal <miquel.raynal@xxxxxxxxxxx>

Reviewed-by: Kuniyuki Iwashima <kuniyu@xxxxxxxxxx>




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