Broadcom-sta (aka wl) --> Error! Bad return status for module build on kernel

[Andrey Skvortsov]

On 28 Feb, Lukas Singer wrote:
> Hi Kernelnewbies,
> 
> i am doing the eudytpula challenge, currently on task #2.
> it is about building your own kernel and booting it.
> 
> i successfully build the kernel and i am able to boot it but i have issues with my wlan driver.
> 
> when i run `$ sudo make install´ i get this error:
>   Error! Bad return status for module build on kernel: 4.0.0-rc1-eudyptula-20150228+ (x86_64)
>   Consult /var/lib/dkms/broadcom-sta/5.100.82.112/build/make.log for more information.
> 
> the make.log says:
>   ...
>   CFG80211 API is prefered for this kernel version
>   Makefile:80: Neither CFG80211 nor Wireless Extension is enabled in kernel
>   ...
> 
> but i have cfg80211 configured!
>    ~/linux/linux $ cat .config | grep "CFG80211"
>   CONFIG_CFG80211=y
>   # CONFIG_CFG80211_DEVELOPER_WARNINGS is not set
>   # CONFIG_CFG80211_REG_DEBUG is not set
>   CONFIG_CFG80211_DEFAULT_PS=y
>   # CONFIG_CFG80211_DEBUGFS is not set
>   # CONFIG_CFG80211_INTERNAL_REGDB is not set
>   CONFIG_CFG80211_WEXT=y
> 
> and i have wext configured!
>    ~/linux/linux $ cat .config | grep "WEXT"
>   CONFIG_WEXT_CORE=y
>   CONFIG_WEXT_PROC=y
>   CONFIG_WEXT_SPY=y
>   CONFIG_WEXT_PRIV=y
>   CONFIG_CFG80211_WEXT=y
> 
> although the kernel installs and boots, but wlan doesn't work.
> 
> i am on a debian system. lenovo edge e-135 notebook.
> my current kernel comes from the official debian stable packages:
>    ~/linux/linux $ uname -r
>   3.2.0-4-amd64
> 
> this is my wlan device:
>    ~/linux/linux $ lspci -nn | grep Network
>   02:00.0 Network controller [0280]: Broadcom Corporation BCM4313 802.11b/g/n Wireless LAN Controller [14e4:4727] (rev 01)
> 
> i cannot go without wlan.
> can anybody help?
> 
> thanks in advance,
> 
> lukas

Hi, Lukas.

Have you tried brcmsmac in-kernel driver?
I am not sure about support status for BCM4313, but
drivers/net/wireless/brcm80211/brcmsmac have a lot of code related t BCM4313.
I have BCM4312 and am using successfully in-kernel driver instead of Broadcom's out-of-tree driver.

-- 
Best regards,
Andrey Skvortsov

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