Ubuntu
linux package

Incorporate upstream commit 8a0961482698290713d14d7755d9280397804487 to 3.5 LTS kernel to address wifi issues with BCM4313

Bug #1156769 reported by Khalid Aziz on 2013-03-18

This bug affects 1 person

Affects		Status	Importance	Assigned to	Milestone
	linux (Ubuntu)	Fix Released	Medium	Joseph Salisbury
	Quantal	Fix Released	Medium	Joseph Salisbury

Bug Description

brcmsmac driver in current LTS kernel has a bug that causes the driver to generate lots of error messages and slows wifi down. Commit id 8a0961482698290713d14d7755d9280397804487 was committed to upstream kernel to address this bug and should be backported to LTS kernel.

ProblemType: Bug
DistroRelease: Ubuntu 12.04
Package: linux-image-generic-lts-quantal 3.5.0.25.32
ProcVersionSignature: Ubuntu 3.5.0-25.39~precise1-generic 3.5.7.4
Uname: Linux 3.5.7.4-aziz i686
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.25.
ApportVersion: 2.0.1-0ubuntu17.1
Architecture: i386
ArecordDevices:
**** List of CAPTURE Hardware Devices ****
card 0: MID [HDA Intel MID], device 0: STAC92xx Analog [STAC92xx Analog]
   Subdevices: 1/1
   Subdevice #0: subdevice #0
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: khalid 1809 F.... pulseaudio
Card0.Amixer.info:
Card hw:0 'MID'/'HDA Intel MID at 0x940c0000 irq 40'
   Mixer name : 'Silicon Image SiI1392 HDMI'
   Components : 'HDA:111d7603,103c145a,00100202 HDA:10951392,ffffffff,00100000'
   Controls : 27
   Simple ctrls : 12
Date: Mon Mar 18 12:49:13 2013
HibernationDevice: RESUME=UUID=072deab7-1049-4fc9-9599-bbaeb85a696e
InstallationMedia: Ubuntu 12.04.2 LTS "Precise Pangolin" - Release i386 (20130213)
MachineType: Hewlett-Packard HP Slate 500
MarkForUpload: True
ProcEnviron:
TERM=xterm
PATH=(custom, no user)
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcFB: 0 psbfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.5.7.4-aziz root=UUID=496e874c-bd39-441f-b058-5d736416dd7d ro earlyprintk=vga
RelatedPackageVersions:
linux-restricted-modules-3.5.7.4-aziz N/A
linux-backports-modules-3.5.7.4-aziz N/A
linux-firmware 1.79.1
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
WifiSyslog:
Mar 18 09:14:46 dadra kernel: [45005.488064] SGI XFS with ACLs, security attributes, realtime, large block/inode numbers, no debug enabled
Mar 18 09:14:46 dadra kernel: [45005.519419] JFS: nTxBlock = 7945, nTxLock = 63566
Mar 18 09:14:46 dadra kernel: [45005.603623] NTFS driver 2.1.30 [Flags: R/O MODULE].
Mar 18 09:14:46 dadra kernel: [45005.688779] QNX4 filesystem 0.2.3 registered.
Mar 18 09:14:46 dadra kernel: [45005.751016] Btrfs loaded
dmi.bios.date: 11/22/2010
dmi.bios.vendor: Hewlett-Packard
dmi.bios.version: F.04
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: 145A
dmi.board.vendor: Hewlett-Packard
dmi.board.version: 681B
dmi.chassis.asset.tag: CNU0242QX4
dmi.chassis.type: 10
dmi.chassis.vendor: Hewlett-Packard
dmi.chassis.version: N/A
dmi.modalias: dmi:bvnHewlett-Packard:bvrF.04:bd11/22/2010:svnHewlett-Packard:pnHPSlate500:pvr0497100000202900110320000:rvnHewlett-Packard:rn145A:rvr681B:cvnHewlett-Packard:ct10:cvrN/A:
dmi.product.name: HP Slate 500
dmi.product.version: 0497100000202900110320000
dmi.sys.vendor: Hewlett-Packard

Tags:

Related branches

lp:ubuntu/precise-proposed/linux-lts-quantal

lp:ubuntu/saucy/linux-ti-omap4

CVE References

Revision history for this message

Khalid Aziz (khalid-gonehiking) wrote on 2013-03-18:

AcpiTables.txt Edit (198.0 KiB, text/plain; charset="utf-8")
AlsaDevices.txt Edit (490 bytes, text/plain; charset="utf-8")
AplayDevices.txt Edit (265 bytes, text/plain; charset="utf-8")
BootDmesg.txt Edit (47.0 KiB, text/plain; charset="utf-8")
CRDA.txt Edit (257 bytes, text/plain; charset="utf-8")
Card0.Amixer.values.txt Edit (2.2 KiB, text/plain; charset="utf-8")
Card0.Codecs.codec.0.txt Edit (8.8 KiB, text/plain; charset="utf-8")
Card0.Codecs.codec.1.txt Edit (1.3 KiB, text/plain; charset="utf-8")
CurrentDmesg.txt Edit (5.2 KiB, text/plain; charset="utf-8")
Dependencies.txt Edit (2.3 KiB, text/plain; charset="utf-8")
IwConfig.txt Edit (479 bytes, text/plain; charset="utf-8")
Lspci.txt Edit (8.0 KiB, text/plain; charset="utf-8")
Lsusb.txt Edit (457 bytes, text/plain; charset="utf-8")
PciMultimedia.txt Edit (1.2 KiB, text/plain; charset="utf-8")
ProcCpuinfo.txt Edit (1.5 KiB, text/plain; charset="utf-8")
ProcInterrupts.txt Edit (1.3 KiB, text/plain; charset="utf-8")
ProcModules.txt Edit (3.0 KiB, text/plain; charset="utf-8")
PulseList.txt Edit (19.1 KiB, text/plain; charset="utf-8")
RfKill.txt Edit (298 bytes, text/plain; charset="utf-8")
UdevDb.txt Edit (117.4 KiB, text/plain; charset="utf-8")
UdevLog.txt Edit (270.6 KiB, text/plain; charset="utf-8")

Upstream patch to address BCM4313 bug Edit (1.6 KiB, text/plain)

Revision history for this message

Brad Figg (brad-figg) wrote on 2013-03-18: Status changed to Confirmed

This change was made by a bot.

Changed in linux (Ubuntu):
status:	New → Confirmed

Joseph Salisbury (jsalisbury) on 2013-03-18

Changed in linux (Ubuntu):
importance:	Undecided → Medium
assignee:	nobody → Joseph Salisbury (jsalisbury)
status:	Confirmed → In Progress

Ubuntu Foundations Team Bug Bot (crichton) on 2013-03-18

tags:

added: patch

Revision history for this message

Joseph Salisbury (jsalisbury) wrote on 2013-03-18:

I built a Quantal test kernel with the commit applied. The kernel can be downloaded from:
http://people.canonical.com/~jsalisbury/lp1156769/

Can you test that kernel and confirm it resolves this bug? If it does, I'll submit a Quantal SRU request.

Changed in linux (Ubuntu Quantal):
status:	New → In Progress
importance:	Undecided → Medium
assignee:	nobody → Joseph Salisbury (jsalisbury)
tags:	added: quantal

Revision history for this message

Ubuntu Foundations Team Bug Bot (crichton) wrote on 2013-03-19:

The attachment "Upstream patch to address BCM4313 bug" seems to be a patch. If it isn't, please remove the "patch" flag from the attachment, remove the "patch" tag, and if you are a member of the ~ubuntu-reviewers, unsubscribe the team.

[This is an automated message performed by a Launchpad user owned by ~brian-murray, for any issues please contact him.]

Revision history for this message

Khalid Aziz (khalid-gonehiking) wrote on 2013-03-19: Re: [Bug 1156769] Re: Incorporate upstream commit 8a0961482698290713d14d7755d9280397804487 to 3.5 LTS kernel to address wifi issues with BCM4313

On Mon, 2013-03-18 at 20:26 +0000, Joseph Salisbury wrote:
> I built a Quantal test kernel with the commit applied. The kernel can be downloaded from:
> http://people.canonical.com/~jsalisbury/lp1156769/
>
> Can you test that kernel and confirm it resolves this bug? If it does,
> I'll submit a Quantal SRU request.

I tested this kernel on my tablet and yes, it does resolve this bug.

Tim Gardner (timg-tpi) on 2013-03-19

Changed in linux (Ubuntu Quantal):
status:	In Progress → Fix Committed
Changed in linux (Ubuntu):
status:	In Progress → Fix Released

Revision history for this message

Brad Figg (brad-figg) wrote on 2013-04-02:

This is a trivial, obviously correct commit.

tags:	added: verification-passed-quantal
tags:	added: verification-done-quantal removed: verification-passed-quantal

Revision history for this message

Adam Conrad (adconrad) wrote on 2013-04-08: Update Released

The verification of this Stable Release Update has completed successfully and the package has now been released to -updates. Subsequently, the Ubuntu Stable Release Updates Team is being unsubscribed and will not receive messages about this bug report. In the event that you encounter a regression using the package from -updates please report a new bug using ubuntu-bug and tag the bug report regression-update so we can easily find any regresssions.

Revision history for this message

Launchpad Janitor (janitor) wrote on 2013-04-08:

Download full text (13.2 KiB)

This bug was fixed in the package linux - 3.5.0-27.46

---------------
linux (3.5.0-27.46) quantal-proposed; urgency=low

[Steve Conklin]

* Release Tracking Bug
- LP: #1159991

[ Steve Conklin ]

* Start New Release

[ Upstream Kernel Changes ]

  * crypto: user - fix info leaks in report API
    - LP: #1156790, #1156795, #1156799
    - CVE-2013-2546
  * brcmsmac: fix mismatch in number of custom regulatory rules
    - LP: #1156769

[ Xiangliang Yu ]

  * SAUCE: PCI: define macro for marvell vendor ID
    - LP: #1159863
  * SAUCE: PCI: fix system hang issue of Marvell SATA host controller
    - LP: #1159863

linux (3.5.0-27.45) quantal-proposed; urgency=low

[Steve Conklin]

* no change

linux (3.5.0-27.44) quantal-proposed; urgency=low

[Steve Conklin]

* no change

linux (3.5.0-27.43) quantal-proposed; urgency=low

[Steve Conklin]

* Release Tracking Bug
- LP: #1156821

[ Adam Lee ]

* SAUCE: Bluetooth: Add support for 04ca:2007
- LP: #1153448

[ Andy Whitcroft ]

* [Config] re-disable CONFIG_SOUND_OSS_PRECLAIM
- LP: #1105230

[ Brad Figg ]

* Start new release

[ Kamal Mostafa ]

* SAUCE: alx: use github.com/qca/alx repo
- LP: #1154238

[ Luis Henriques ]

* [Config] CONFIG_NFS_V4_1=y
- LP: #1111416

[ Qualcomm Atheros, Inc ]

* SAUCE: alx: Update to heads/master
- LP: #1154238

[ Upstream Kernel Changes ]

This bug was fixed in the package linux - 3.5.0-27.46

---------------
linux (3.5.0-27.46) quantal-proposed; urgency=low

[Steve Conklin]

* Release Tracking Bug
    - LP: #1159991

[ Steve Conklin ]

* Start New Release

[ Upstream Kernel Changes ]

* crypto: user - fix info leaks in report API
    - LP: #1156790, #1156795, #1156799
    - CVE-2013-2546
  * brcmsmac: fix mismatch in number of custom regulatory rules
    - LP: #1156769

[ Xiangliang Yu ]

* SAUCE: PCI: define macro for marvell vendor ID
    - LP: #1159863
  * SAUCE: PCI: fix system hang issue of Marvell SATA host controller
    - LP: #1159863

linux (3.5.0-27.45) quantal-proposed; urgency=low

[Steve Conklin]

* no change

linux (3.5.0-27.44) quantal-proposed; urgency=low

[Steve Conklin]

* no change

linux (3.5.0-27.43) quantal-proposed; urgency=low

[Steve Conklin]

* Release Tracking Bug
    - LP: #1156821

[ Adam Lee ]

* SAUCE: Bluetooth: Add support for 04ca:2007
    - LP: #1153448

[ Andy Whitcroft ]

* [Config] re-disable CONFIG_SOUND_OSS_PRECLAIM
    - LP: #1105230

[ Brad Figg ]

* Start new release

[ Kamal Mostafa ]

* SAUCE: alx: use github.com/qca/alx repo
    - LP: #1154238

[ Luis Henriques ]

* [Config] CONFIG_NFS_V4_1=y
    - LP: #1111416

[ Qualcomm Atheros, Inc ]

* SAUCE: alx: Update to heads/master
    - LP: #1154238

[ Upstream Kernel Changes ]

* Revert "drm: Add EDID_QUIRK_FORCE_REDUCED_BLANKING for ASUS VW222S"
    - LP: #1144961
  * genirq: Avoid deadlock in spurious handling
    - LP: #1144961
  * KVM: s390: Handle hosts not supporting s390-virtio.
    - LP: #1144961
  * v4l: Reset subdev v4l2_dev field to NULL if registration fails
    - LP: #1144961
  * powerpc/eeh: Fix crash when adding a device in a slot with DDW
    - LP: #1144961
  * pcmcia/vrc4171: Add missing spinlock init
    - LP: #1144961
  * USB: DWC3: Generate interrupt on each TRB as default option
    - LP: #1144961
  * usb: dwc3: gadget: fix skip LINK_TRB on ISOC
    - LP: #1144961
  * usb: dwc3: gadget: req->queued must be forced to false in cleanup
    - LP: #1144961
  * Purge existing TLB entries in set_pte_at and ptep_set_wrprotect
    - LP: #1144961
  * ARM: PXA3xx: program the CSMSADRCFG register
    - LP: #1144961
  * ab8500-chargalg: Only root should have write permission on sysfs file
    - LP: #1144961
  * USB: option: add and update Alcatel modems
    - LP: #1144961
  * uprobes/powerpc: Add dependency on single step emulation
    - LP: #1144961
  * drivers/video: fsl-diu-fb: fix pixel formats for 24 and 16 bpp
    - LP: #1144961
  * s390/kvm: Fix store status for ACRS/FPRS
    - LP: #1144961
  * staging: comedi: disallow COMEDI_DEVCONFIG on non-board minors
    - LP: #1144961
  * ALSA: usb-audio: fix Roland A-PRO support
    - LP: #1144961
  * x86-32, mm: Rip out x86_32 NUMA remapping code
    - LP: #1144961
  * x86-32, mm: Remove reference to resume_map_numa_kva()
    - LP: #1144961
  * x86-32, mm: Remove reference to alloc_remap()
    - LP: #1144961
  * ALSA: hda - Release assigned pin/cvt at error path of hdmi_pcm_open()
    - LP: #1144961
  * ab8500_btemp: Demote initcall sequence
    - LP: #1144961
  * Driver core: treat unregistered bus_types as having no devices
    - LP: #1144961
  * ALSA: aloop: Fix Oops while PM resume
    - LP: #1144961
  * ASoC: wm2200: correct IN2L and IN3L digital mute
    - LP: #1144961
  * tty: set_termios/set_termiox should not return -EINTR
    - LP: #1144961
  * ARM: i.MX25: clk: parent per5_clk to AHB clock
    - LP: #1144961
  * hrtimer: Prevent hrtimer_enqueue_reprogram race
    - LP: #1144961
  * staging: comedi: check s->async for poll(), read() and write()
    - LP: #1144961
  * ACPI: Add DMI entry for Sony VGN-FW41E_H
    - LP: #1144961
  * timeconst.pl: Eliminate Perl warning
    - LP: #1144961
  * p54usb: corrected USB ID for T-Com Sinus 154 data II
    - LP: #1144961
  * rtlwifi: rtl8192cu: Fix NULL dereference BUG when using new_id
    - LP: #1144961
  * rtlwifi: rtl8192cu: Add new USB ID
    - LP: #1144961
  * USB: storage: properly handle the endian issues of idProduct
    - LP: #1144961
  * ALSA: rme32.c irq enabling after spin_lock_irq
    - LP: #1144961
  * ALSA: ali5451: remove irq enabling in pointer callback
    - LP: #1144961
  * ARM: 7643/1: sched: correct update_sched_clock()
    - LP: #1144961
  * ALSA: hda - Workaround for silent output on Sony Vaio VGC-LN51JGB with
    ALC889
    - LP: #1144961
  * x86: Hyper-V: register clocksource only if its advertised
    - LP: #1144961
  * USB: option: add Yota / Megafon M100-1 4g modem
    - LP: #1144961
  * USB: serial: fix null-pointer dereferences on disconnect
    - LP: #1144961
  * idr: idr_for_each_entry() macro
    - LP: #1144961
  * pps: Add pps_lookup_dev() function
    - LP: #1144961
  * pps: Use pps_lookup_dev to reduce ldisc coupling
    - LP: #1144961
  * pps: Fix a use-after free bug when unregistering a source.
    - LP: #1144961
  * USB: option: add Huawei "ACM" devices using protocol = vendor
    - LP: #1144961
  * ARM: samsung: fix assembly syntax for new gas
    - LP: #1144961
  * USB: ehci-omap: Don't free gpios that we didn't request
    - LP: #1144961
  * USB: ehci-omap: Fix autoloading of module
    - LP: #1144961
  * USB: usb-storage: unusual_devs update for Super TOP SATA bridge
    - LP: #1144961
  * perf tools: Fix build with bison 2.3 and older.
    - LP: #1144961
  * serial: imx: Fix recursive locking bug
    - LP: #1144961
  * posix-cpu-timers: Fix nanosleep task_struct leak
    - LP: #1144961
  * drivercore: Fix ordering between deferred_probe and exiting initcalls
    - LP: #1144961
  * NFSv4.1: Don't decode skipped layoutgets
    - LP: #1144961
  * umount oops when remove blocklayoutdriver first
    - LP: #1144961
  * HID: wiimote: fix nunchuck button parser
    - LP: #1144961
  * cgroup: fix exit() vs rmdir() race
    - LP: #1144961
  * cpuset: fix cpuset_print_task_mems_allowed() vs rename() race
    - LP: #1144961
  * rtlwifi: usb: allocate URB control message setup_packet and data buffer
    separately
    - LP: #1144961
  * b43: Increase number of RX DMA slots
    - LP: #1144961
  * futex: Revert "futex: Mark get_robust_list as deprecated"
    - LP: #1144961
  * NLM: Ensure that we resend all pending blocking locks after a reclaim
    - LP: #1144961
  * ALSA: hda - hdmi: ELD shouldn't be valid after unplug
    - LP: #1144961
  * xen: close evtchn port if binding to irq fails
    - LP: #1144961
  * xen: Send spinlock IPI to all waiters
    - LP: #1011792, #1144961
  * ALSA: usb: Fix Processing Unit Descriptor parsers
    - LP: #1144961
  * inotify: remove broken mask checks causing unmount to be EINVAL
    - LP: #1144961
  * fs/block_dev.c: page cache wrongly left invalidated after
    revalidate_disk()
    - LP: #1144961
  * ocfs2: unlock super lock if lockres refresh failed
    - LP: #1144961
  * drivers/video/backlight/adp88?0_bl.c: fix resume
    - LP: #1144961
  * powerpc/kexec: Disable hard IRQ before kexec
    - LP: #1144961
  * mm: mmu_notifier: have mmu_notifiers use a global SRCU so they may
    safely schedule
    - LP: #1144961
  * mm: mmu_notifier: make the mmu_notifier srcu static
    - LP: #1144961
  * mmu_notifier_unregister NULL Pointer deref and multiple ->release()
    callouts
    - LP: #1144961
  * mm/fadvise.c: drain all pagevecs if POSIX_FADV_DONTNEED fails to
    discard all pages
    - LP: #1144961
  * tmpfs: fix use-after-free of mempolicy object
    - LP: #1144961
  * dca: check against empty dca_domains list before unregister provider
    - LP: #1144961
  * ext4: return ENOMEM if sb_getblk() fails
    - LP: #1144961
  * ext4: check bh in ext4_read_block_bitmap()
    - LP: #1144961
  * quota: autoload the quota_v2 module for QFMT_VFS_V1 quota format
    - LP: #1144961
  * ext4: fix possible use-after-free with AIO
    - LP: #1144961
  * drm/i915: Fix CAGF for HSW
    - LP: #1144961
  * ext4: fix race in ext4_mb_add_n_trim()
    - LP: #1144961
  * UBIFS: fix use of freed ubifs_orphan objects
    - LP: #1144961
  * UBIFS: fix double free of ubifs_orphan objects
    - LP: #1144961
  * drm/radeon/dce6: fix display powergating
    - LP: #1144961
  * vgacon/vt: clear buffer attributes when we load a 512 character font
    (v2)
    - LP: #1144961
  * fbcon: don't lose the console font across generic->chip driver switch
    - LP: #1144961
  * drm/usb: bind driver to correct device
    - LP: #1144961
  * drm/udl: make usage as a console safer
    - LP: #1144961
  * drm/udl: disable fb_defio by default
    - LP: #1144961
  * fb: rework locking to fix lock ordering on takeover
    - LP: #1144961
  * fb: Yet another band-aid for fixing lockdep mess
    - LP: #1144961
  * ext4: fix xattr block allocation/release with bigalloc
    - LP: #1144961
  * target: Fix lookup of dynamic NodeACLs during cached demo-mode
    operation
    - LP: #1144961
  * target: Add missing mapped_lun bounds checking during make_mappedlun
    setup
    - LP: #1144961
  * ftrace: Call ftrace cleanup module notifier after all other notifiers
    - LP: #1144961
  * drm: don't add inferred modes for monitors that don't support them
    - LP: #1144961
  * drm/i915: disable shared panel fitter for pipe
    - LP: #1144961
  * drm: Fill depth/bits_per_pixel for C8 format
    - LP: #1144961
  * drm: Use C8 instead of RGB332 when determining the format from
    depth/bpp
    - LP: #1144961
  * drm/i915: add missing \n to UTS_RELEASE in the error_state
    - LP: #1144961
  * drm/i915: Set i9xx sdvo clock limits according to specifications
    - LP: #1144961
  * drm/i915: inverted brightness quirk for Acer Aspire 4736Z
    - LP: #1144961
  * intel/iommu: force writebuffer-flush quirk on Gen 4 Chipsets
    - LP: #1144961
  * drm/radeon: remove overzealous warning in hdmi handling
    - LP: #1144961
  * x86, efi: Make "noefi" really disable EFI runtime serivces
    - LP: #1144961
  * posix-timer: Don't call idr_find() with out-of-range ID
    - LP: #1144961
  * ext4: fix free clusters calculation in bigalloc filesystem
    - LP: #1144961
  * fs: Fix possible use-after-free with AIO
    - LP: #1144961
  * mmc: sdhci-esdhc-imx: fix host version read
    - LP: #1144961
  * b43: Fix lockdep splat on module unload
    - LP: #1144961
  * ocfs2: fix possible use-after-free with AIO
    - LP: #1144961
  * x86/xen: don't assume %ds is usable in xen_iret for 32-bit PVOPS.
    - LP: #1144961
  * igb: Remove artificial restriction on RQDPC stat reading
    - LP: #1144961
  * ptrace/x86: Introduce set_task_blockstep() helper
    - LP: #1144961
  * ptrace/x86: Partly fix set_task_blockstep()->update_debugctlmsr() logic
    - LP: #1144961
  * sunvdc: Fix off-by-one in generic_request().
    - LP: #1144961
  * sparc64: Fix gfp_flags setting in tsb_grow().
    - LP: #1144961
  * bridge: set priority of STP packets
    - LP: #1144961
  * xen-netback: correctly return errors from netbk_count_requests()
    - LP: #1144961
  * xen-netback: cancel the credit timer when taking the vif down
    - LP: #1144961
  * net: fix a compile error when SOCK_REFCNT_DEBUG is enabled
    - LP: #1144961
  * ipv4: fix a bug in ping_err().
    - LP: #1144961
  * ipv6: use a stronger hash for tcp
    - LP: #1144961
  * ARM: 7635/1: versatile: fix the PCI IRQ regression
    - LP: #1144961
  * staging: vt6656: Fix URB submitted while active warning.
    - LP: #1144961
  * vlan: adjust vlan_set_encap_proto() for its callers
    - LP: #1144961
  * gpio/ich: Add missing spinlock init
    - LP: #1144961
  * staging: comedi: ni_labpc: set up command4 register *after* command3
    - LP: #1144961
  * staging: comedi: ni_labpc: correct differential channel sequence for AI
    commands
    - LP: #1144961
  * tty: Prevent deadlock in n_gsm driver
    - LP: #1144961
  * Linux 3.5.7.7
    - LP: #1144961
  * i915_hsw: don't send DP "idle" pattern before "normal" on HSW PORT_A
    - LP: #1138700
  * mfd: rtsx: Optimize card detect flow
    - LP: #1148892
  * mfd: rtsx: Fix issue that booting OS with SD card inserted
    - LP: #1148892
  * drm/radeon: add new AMD ACPI header and update relevant code (v2)
    - LP: #1110219
  * drm/radeon: add a license header to radeon_apci.c
    - LP: #1110219
  * drm/radeon: track whether the GPU controls the backlight (v2)
    - LP: #1110219
  * drm/radeon: rework legacy backlight control
    - LP: #1110219
  * drm/radeon: add backlight control for atom devices (v2)
    - LP: #1110219
  * drm/radeon: refactor radeon_atif_call
    - LP: #1110219
  * drm/radeon: implement radeon_atif_verify_interface
    - LP: #1110219
  * drm/radeon: implement wrapper for GET_SYSTEM_PARAMS
    - LP: #1110219
  * drm/radeon: implement handler for ACPI event
    - LP: #1110219
  * drm/radeon: re-organize the acpi notifier callback
    - LP: #1110219
  * ACPI video: allow events handlers to veto the keypress
    - LP: #1110219
  * drm/radeon: block the keypress on ATIF events
    - LP: #1110219
  * keys: fix race with concurrent install_user_keyrings()
    - LP: #1152788
    - CVE-2013-1792
  * mfd: rtsx: Add clock divider hook
    - LP: #1153618
  * mfd: rtsx: Implement driving adjustment to device-dependent callbacks
    - LP: #1153618
  * mfd: rtsx: Support RTS5227
    - LP: #1153618
  * mmc: rtsx: remove driving adjustment
    - LP: #1153618
  * x86/apic: Remove noisy zero-mask warning from
    default_send_IPI_mask_logical()
    - LP: #1100202
  * signal: always clear sa_restorer on execve
    - LP: #1153813
    - CVE-2013-0914
 -- Steve Conklin <sconklin@canonical.com>   Mon, 25 Mar 2013 14:32:06 -0500

Changed in linux (Ubuntu Quantal):
status:	Fix Committed → Fix Released

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Ubuntulinux package

Incorporate upstream commit 8a0961482698290713d14d7755d9280397804487 to 3.5 LTS kernel to address wifi issues with BCM4313

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