Subject: Re: [PATCH net-next] brcmfmac: fix build without CONFIG_BRCMFMAC_PROTO_BCDC

From: Kalle Valo <[email-masked]>
Date: Thu, 20 Apr 2017 07:34:31 +0300

Arnd Bergmann <[email-masked]> writes:

> With CONFIG_BRCMFMAC_PROTO_BCDC unset, we cannot build the fwsignal.c file:
>
> drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.c: In function 'brcmf_fws_notify_credit_map':
> drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.c:1590:31: error: implicit declaration of function 'drvr_to_fws'; did you mean 'dev_to_psd'? [-Werror=implicit-function-declaration]
>   struct brcmf_fws_info *fws = drvr_to_fws(ifp->drvr);
> drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.c:1590:31: error: initialization makes pointer from integer without a cast [-Werror=int-conversion]
> drivers/net/wireless/broadcom/brcm80211/brcmfmac/fwsignal.c:1621:31: error: initialization makes pointer from integer without a cast [-Werror=int-conversion]
>
> However, as pointed out in the changeset description for the patch that caused
> the problem, fwsignal.c is only required when CONFIG_BRCMFMAC_PROTO_BCDC is
> enabled, so we can simply change the Makefile to build it conditionally.
>
> Fixes: acf8ac41dd73 ("brcmfmac: remove reference to fwsignal data from struct brcmf_pub")
> Signed-off-by: Arnd Bergmann <[email-masked]>

The fix is actually for wireless-drivers-next, acf8ac41dd73 is not in
net-next yet. And I already applied an identical fix from Arend:

https://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers-next.git/commit/?id=26ecfe01790381c4caa65ec9cce484c623f092c4

-- 
Kalle Valo