broadcom-sta-dkms 6.30.223.271-12: broadcom-sta kernel module failed to build

[Behzad Samadi]

Ubuntu does not find the WiFi adapter after update.

ProblemType: Package
DistroRelease: Ubuntu 20.04
Package: broadcom-sta-dkms 6.30.223.271-12
ProcVersionSignature: Ubuntu 5.11.0-22.23~20.04.1-generic 5.11.21
Uname: Linux 5.11.0-22-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.20.11-0ubuntu27.18
Architecture: amd64
CasperMD5CheckResult: skip
DKMSKernelVersion: 5.11.0-22-generic
Date: Fri Jul 9 20:42:08 2021
DuplicateSignature: dkms:broadcom-sta-dkms:6.30.223.271-12:/var/lib/dkms/broadcom-sta/6.30.223.271/build/src/wl/sys/wl_linux.c:1666:6: error: implicit declaration of function ‘segment_eq’ [-Werror=implicit-function-declaration]
InstallationDate: Installed on 2021-06-10 (29 days ago)
InstallationMedia: Ubuntu 20.04.1 LTS "Focal Fossa" - Release amd64 (20200731)
PackageArchitecture: all
PackageVersion: 6.30.223.271-12
Python3Details: /usr/bin/python3.8, Python 3.8.10, python3-minimal, 3.8.2-0ubuntu2
PythonDetails: N/A
RelatedPackageVersions:
 dpkg 1.19.7ubuntu3
 apt 2.0.6
SourcePackage: broadcom-sta
Title: broadcom-sta-dkms 6.30.223.271-12: broadcom-sta kernel module failed to build
UpgradeStatus: No upgrade log present (probably fresh install)

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.