do i have to downgrade my kernel?

On Mon, Jul 2, 2018 at 7:51 PM, Vincent Ladeuil <1757...@bugs.launchpad.net>
wrote:

> Happened today after the upgrade, lost wifi :-/
>
> Linux pump 4.15.0-24-generic #26~16.04.1-Ubuntu SMP Fri Jun 15 14:35:08
> UTC 2018 x86_64 x86_64 x86_64 GNU/Linux
>
> rebooting with an older kernel worked around the issue:
>
> Linux pump 4.13.0-45-generic #50~16.04.1-Ubuntu SMP Wed May 30 11:18:27
> UTC 2018 x86_64 x86_64 x86_64 GNU/Linux
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1757008
>
> Title:
>   bcmwl-kernel-source: bcmwl kernel module failed to build [error:
>   implicit declaration of function ‘init_timer’]
>
> Status in bcmwl package in Ubuntu:
>   Confirmed
> Status in broadcom-sta package in Ubuntu:
>   Confirmed
>
> Bug description:
>   The module fails to build, as it is missing the necessary patches for
>   the latest HWE kernel.
>
>   ProblemType: Package
>   DistroRelease: Ubuntu 16.04
>   Package: bcmwl-kernel-source 6.30.223.271+bdcom-0ubuntu1~1.2
>   ProcVersionSignature: Ubuntu 4.13.0-36.40~16.04.1-generic 4.13.13
>   Uname: Linux 4.13.0-36-generic x86_64
>   NonfreeKernelModules: wl
>   ApportVersion: 2.20.1-0ubuntu2.15
>   Architecture: amd64
>   DKMSKernelVersion: 4.15.0-13-generic
>   Date: Mon Mar 19 15:02:46 2018
>   DuplicateSignature: dkms:bcmwl-kernel-source:6.30.
> 223.271+bdcom-0ubuntu1~1.2:/var/lib/dkms/bcmwl/6.30.223.
> 271+bdcom/build/src/wl/sys/wl_linux.c:2359:2: error: implicit declaration
> of function ‘init_timer’ [-Werror=implicit-function-declaration]
>   InstallationDate: Installed on 2017-06-05 (287 days ago)
>   InstallationMedia: Ubuntu 16.04.2 LTS "Xenial Xerus" - Release amd64
> (20170215.2)
>   PackageVersion: 6.30.223.271+bdcom-0ubuntu1~1.2
>   RelatedPackageVersions:
>    dpkg 1.18.4ubuntu1.4
>    apt  1.2.26
>   SourcePackage: bcmwl
>   Title: bcmwl-kernel-source 6.30.223.271+bdcom-0ubuntu1~1.2: bcmwl
> kernel module failed to build
>   UpgradeStatus: No upgrade log present (probably fresh install)
>
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/ubuntu/+source/bcmwl/+bug/
> 1757008/+subscriptions
>

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https://bugs.launchpad.net/bugs/1757008

Title:
  bcmwl-kernel-source: bcmwl kernel module failed to build [error:
  implicit declaration of function ‘init_timer’]

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/bcmwl/+bug/1757008/+subscriptions

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