Re: mwifiex: fix uninitialized variable access in pcie_remove

From: Kalle Valo
Date: Tue Jan 17 2017 - 06:56:11 EST


Arnd Bergmann <arnd@xxxxxxxx> wrote:
> Checking the firmware status from PCIe register only works
> if the register is available, otherwise we end up with
> random behavior:
>
> drivers/net/wireless/marvell/mwifiex/pcie.c: In function 'mwifiex_pcie_remove':
> drivers/net/wireless/marvell/mwifiex/pcie.c:585:5: error: 'fw_status' may be used uninitialized in this function [-Werror=maybe-uninitialized]
>
> This makes sure we treat the absence of the register as a failure.
>
> Fixes: 045f0c1b5e26 ("mwifiex: get rid of global user_rmmod flag")
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>

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

0e8edb9aed03 mwifiex: fix uninitialized variable access in pcie_remove

--
https://patchwork.kernel.org/patch/9515899/

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