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SubjectRe: [PATCH] b43: Avoid possible double calls to b43_one_core_detach()
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Jia-Ju Bai <baijiaju1990@gmail.com> wrote:

> In b43_request_firmware(), when ieee80211_register_hw() fails,
> b43_one_core_detach() is called. In b43_bcma_remove() and
> b43_ssb_remove(), b43_one_core_detach() is called again. In this case,
> null-pointer dereferences and double-free problems can occur when
> the driver is removed.
>
> To fix this bug, the call to b43_one_core_detach() in
> b43_request_firmware() is deleted.
>
> This bug is found by a runtime fuzzing tool named FIZZER written by us.
>
> Signed-off-by: Jia-Ju Bai <baijiaju1990@gmail.com>

Patch applied to wireless-drivers-next.git, thanks.

ec2e93cf1910 b43: Avoid possible double calls to b43_one_core_detach()

--
https://patchwork.kernel.org/patch/10929623/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches

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