bcmwl-kernel-source 6.30.223.248+bdcom-0ubuntu8: bcmwl kernel module failed to build [error: implicit declaration of function ‘init_timer’]

[ben biles]

sudden freeze. Power off required. complaint about a bcmwl update but updated not switched on.

ProblemType: Package
DistroRelease: Ubuntu 16.04
Package: bcmwl-kernel-source 6.30.223.248+bdcom-0ubuntu8
ProcVersionSignature: Ubuntu 4.15.0-47.50~16.04.1-generic 4.15.18
Uname: Linux 4.15.0-47-generic x86_64
NonfreeKernelModules: wl
ApportVersion: 2.20.1-0ubuntu2.18
Architecture: amd64
DKMSKernelVersion: 4.15.0-47-generic
Date: Fri Apr 5 11:18:51 2019
DuplicateSignature: dkms:bcmwl-kernel-source:6.30.223.248+bdcom-0ubuntu8:/var/lib/dkms/bcmwl/6.30.223.248+bdcom/build/src/wl/sys/wl_linux.c:2358:2: error: implicit declaration of function ‘init_timer’ [-Werror=implicit-function-declaration]
InstallationDate: Installed on 2019-01-13 (82 days ago)
InstallationMedia: Ubuntu 16.04.5 LTS "Xenial Xerus" - Release amd64 (20180731)
PackageVersion: 6.30.223.248+bdcom-0ubuntu8
RelatedPackageVersions:
 dpkg 1.18.4ubuntu1.4
 apt 1.2.29ubuntu0.1
SourcePackage: bcmwl
Title: bcmwl-kernel-source 6.30.223.248+bdcom-0ubuntu8: bcmwl kernel module failed to build
UpgradeStatus: No upgrade log present (probably fresh install)

[Daniel van Vugt (vanvugt)]

Thank you for taking the time to report this bug and helping to make Ubuntu better. This particular bug has already been reported and is a duplicate of bug 1757008, so it is being marked as such. Please look at the other bug report to see if there is any missing information that you can provide, or to see if there is a workaround for the bug. Additionally, any further discussion regarding the bug should occur in the other report. Feel free to continue to report any other bugs you may find.