02:00.0 Network controller [0280]: Broadcom Corporation BCM43142 802.11b/g/n [14e4:4365] (rev 01)
	Subsystem: Lenovo BCM43142 802.11b/g/n [17aa:0611]
	Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx-
	Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
	Latency: 0, Cache Line Size: 64 bytes
	Interrupt: pin A routed to IRQ 7
	Region 0: Memory at f0500000 (64-bit, non-prefetchable) [size=32K]
	Capabilities: <access denied>

total 28
drwxr-xr-x 11 root root 4096 Aug  1  2017 ..
drwxr-xr-x 27 root root 4096 Jun 14 19:31 linux-headers-4.13.0-45
drwxr-xr-x  7 root root 4096 Jun 14 19:31 linux-headers-4.13.0-45-generic
drwxr-xr-x 27 root root 4096 Jul 27 11:49 linux-headers-4.15.0-29
drwxr-xr-x  8 root root 4096 Jul 27 11:49 linux-headers-4.15.0-29-generic
drwxr-xr-x  5 root root 4096 Jul 29 21:22 bcmwl-6.30.223.271+bdcom
drwxr-xr-x  7 root root 4096 Jul 29 21:24 .
ls: cannot access '/lib/modules/4.15.0-29-generic/updates/dkms/': No such file or directory