Search Linux Wireless

Re: [PATCH v4 3/9] brcmfmac: firmware: Do not crash on a NULL board_type

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

 



On Mon, Jan 31, 2022 at 6:07 PM Hector Martin <marcan@xxxxxxxxx> wrote:
>
> This unbreaks support for USB devices, which do not have a board_type
> to create an alt_path out of and thus were running into a NULL
> dereference.

...

> @@ -599,6 +599,9 @@ static char *brcm_alt_fw_path(const char *path, const char *board_type)
>         char alt_path[BRCMF_FW_NAME_LEN];
>         char suffix[5];
>
> +       if (!board_type)
> +               return NULL;

I still think it's better to have both callers do the same thing.

Now it will be the double check in one case,

-- 
With Best Regards,
Andy Shevchenko



[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