Search Linux Wireless

Re: wifi: mt76: do not increase mcu skb refcount if retry is not supported

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Felix Fietkau <nbd@xxxxxxxx> wrote:

> If mcu_skb_prepare_msg is not implemented, incrementing skb refcount does not
> work for mcu message retry. In some cases (e.g. on SDIO), shared skbs can trigger
> a BUG_ON, crashing the system.
> Fix this by only incrementing refcount if retry is actually supported.
> 
> Fixes: 3688c18b65ae ("wifi: mt76: mt7915: retry mcu messages")
> Closes: https://lore.kernel.org/r/d907b13a-f8be-4cb8-a0bb-560a21278041@notapiano/
> Reported-by: Nícolas F. R. A. Prado <nfraprado@xxxxxxxxxxxxx> #KernelCI
> Tested-by: Alper Nebi Yasak <alpernebiyasak@xxxxxxxxx>
> Signed-off-by: Felix Fietkau <nbd@xxxxxxxx>

Patch applied to wireless.git, thanks.

34b695481084 wifi: mt76: do not increase mcu skb refcount if retry is not supported

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/20240917110942.22077-1-nbd@xxxxxxxx/

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





[Index of Archives]     [Linux Host AP]     [ATH6KL]     [Linux Wireless Personal Area Network]     [Linux Bluetooth]     [Wireless Regulations]     [Linux Netdev]     [Kernel Newbies]     [Linux Kernel]     [IDE]     [Git]     [Netfilter]     [Bugtraq]     [Yosemite Hiking]     [MIPS Linux]     [ARM Linux]     [Linux RAID]

  Powered by Linux