Commit a02e4b7dae4551(Demark default hoplimit as zero) only changes the
hoplimit checking condition and default value in ip6_dst_hoplimit, not
zeros all hoplimit default value.
Keep the zeroing ip6_template_metrics[RTAX_HOPLIMIT - 1] to force it as
const, cause as a37e6e344910(net: force dst_default_metrics to const
section)
Signed-off-by: Li RongQing <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
The cpsw/davinci mdio ip cores are present on am33xx, so make NET_VENDOR_TI
visible for it as well.
Signed-off-by: Peter Korsgaard <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
If we fail to allocate rx buffers pool by any reason, we'll just return
with an error, however we've previously successfully requested an irq. Fix
this by releasing the irq before returning the error.
Signed-off-by: Veaceslav Falico <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
A bunch of fixes here, mostly minor except for the pl022 which has just
been a bit of a shambles all round, the recent runtime PM changes have
as far as I can tell never worked so they're just getting thrown out.
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Merge tag 'spi-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/misc
Pull spi fixes from Mark Brown:
"A bunch of fixes here, mostly minor except for the pl022 which has
just been a bit of a shambles all round, the recent runtime PM changes
have as far as I can tell never worked so they're just getting thrown
out."
* tag 'spi-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/misc:
spi/pl022: Revert recent runtime PM changes
spi: tsc2005: delete soon-obsolete e-mail address
spi: spi-rspi: fix build error for the latest shdma driver
Two fixes this time:
1. Another fix for a broken BIOS to detect when AMD IOMMU
interrupt remapping can not work reliably
2. Typo fix for NVidia IOMMU driver
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Merge tag 'iommu-fixes-v3.7-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu
Pull IOMMU fixes from Joerg Roedel:
"Two fixes this time:
1. Another fix for a broken BIOS to detect when AMD IOMMU interrupt
remapping can not work reliably
2. Typo fix for NVidia IOMMU driver"
* tag 'iommu-fixes-v3.7-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu:
iommu/tegra: smmu: Fix deadly typo
iommu/amd: Work around wrong IOAPIC device-id in IVRS table
- Section tagging for init code
- Use proper pointers to lookup struct device * in the
bcm2835 (a.k.a. Raspberry Pi)
- Remove duplicate #includes
- Fix bad return values in errorpath
- Remove extraneous pull function from the sirf driver
causing build errors
- Provide compilation stubs for the Nomadik pinctrl driver
when used with legacy systems without PRCMU units
- Various irqdomain fixes in the Nomadik driver as predicted
- Various smallish bugs in the Tegra driver, most also
targeted for stable
- Removed a deadlocking mutex in the groups debugfs show
function
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Merge tag 'pinctrl-v3.7-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl
Pull pinctrl fixes from Linus Walleij:
"This fixes a few pinctrl problems seen since v3.7-rc1:
- Section tagging for init code
- Use proper pointers to lookup struct device * in the bcm2835
(a.k.a. Raspberry Pi)
- Remove duplicate #includes
- Fix bad return values in errorpath
- Remove extraneous pull function from the sirf driver causing build
errors
- Provide compilation stubs for the Nomadik pinctrl driver when used
with legacy systems without PRCMU units
- Various irqdomain fixes in the Nomadik driver as predicted
- Various smallish bugs in the Tegra driver, most also targeted for
stable
- Removed a deadlocking mutex in the groups debugfs show function"
* tag 'pinctrl-v3.7-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl:
pinctrl/nomadik: pass DT node to the irqdomain
pinctrl/nomadik: use zero as default irq_start
pinctrl: fix missing unlock on error in pinctrl_groups_show()
pinctrl/nomadik: use irq_create_mapping()
pinctrl: remove mutex lock in groups show
pinctrl: tegra: correct bank for pingroup and drv pingroup
pinctrl: tegra: set low power mode bank width to 2
dt: Document: correct tegra20/30 pinctrl slew-rate name
Pull apparmor bugfix from James Morris.
Fix a possibly unbounded recursion by iterating over the entries instead.
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/linux-security:
apparmor: fix IRQ stack overflow during free_profile
Pull cgroup fixes from Tejun Heo:
"This pull request contains three fixes.
Two are reverts of task_lock() removal in cgroup fork path. The
optimizations incorrectly assumed that threadgroup_lock can protect
process forks (as opposed to thread creations) too. Further cleanup
of cgroup fork path is scheduled.
The third fixes cgroup emptiness notification loss."
* 'for-3.7-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup:
Revert "cgroup: Remove task_lock() from cgroup_post_fork()"
Revert "cgroup: Drop task_lock(parent) on cgroup_fork()"
cgroup: notify_on_release may not be triggered in some cases
Pull workqueue fix from Tejun Heo:
"This pull request contains one patch from Dan Magenheimer to fix
cancel_delayed_work() regression introduced by its reimplementation
using try_to_grab_pending(). The reimplementation made it incorrectly
return %true when the work item is idle.
There aren't too many consumers of the return value but it broke at
least ramster."
* 'for-3.7-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/wq:
workqueue: cancel_delayed_work() should return %false if work item is idle
This should get rid of warnings of the type:
warning: passing argument 1 of '' discards qualifiers from pointer target type
note: expected 'void *' but argument is of type 'const void *'
Signed-off-by: Omar Ramirez Luna <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
Due to data type change, readl can no longer receive a u32.
Signed-off-by: Omar Ramirez Luna <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
Change the type of sync_addr to 'void __iomem *' and ioremap the
physical address in the shared memory so we can access it using
_raw_*. While at it, drop 'dw_' prefix.
Fix the warning associated with dsp's sync_addr:
warning: passing argument 2 of '__raw_writel' makes pointer from integer without a cast
../io.h:88: note: expected 'volatile void *' but argument is of type 'u32'
Signed-off-by: Omar Ramirez Luna <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
Currently per_pm_base and core_pm_base are declared as u32, however
_raw_* changed the data type, since:
195bbca ARM: 7500/1: io: avoid writeback addressing modes for __raw_ accessors
This should fix warnings for per and core accesses:
warning: passing argument 2 of '__raw_writel' makes pointer from integer without a cast
../io.h:88: note: expected 'volatile void *' but argument is of type 'u32'
Signed-off-by: Omar Ramirez Luna <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
Custom mmu functions receive a 'const void __iomem *', all the
callers pass a 'void __iomem *', so drop the const to fix the
warnings like:
warning: passing argument 2 of '__raw_writel' discards qualifiers from pointer target type
../io.h:88: note: expected 'volatile void *' but argument is of type 'const void *'
Signed-off-by: Omar Ramirez Luna <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
Requested irq for mmu is currently conflicting with a DMA irq
due to recent changes to irq header files, now the offset for the
start of the interrupt controller numbering has changed.
This should be removed during a future migration to omap-iommu,
for now it is hardcoded.
Signed-off-by: Omar Ramirez Luna <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
The warning check for duplicate sysfs entries can cause a buffer overflow
when printing the warning, as strcat() doesn't check buffer sizes.
Use strlcat() instead.
Since strlcat() doesn't return a pointer to the passed buffer, unlike
strcat(), I had to convert the nested concatenation in sysfs_add_one() to
an admittedly more obscure comma operator construct, to avoid emitting code
for the concatenation if CONFIG_BUG is disabled.
Signed-off-by: Geert Uytterhoeven <[email protected]>
Cc: [email protected]
Signed-off-by: Greg Kroah-Hartman <[email protected]>
57b30ae77b ("workqueue: reimplement cancel_delayed_work() using
try_to_grab_pending()") made cancel_delayed_work() always return %true
unless someone else is also trying to cancel the work item, which is
broken - if the target work item is idle, the return value should be
%false.
try_to_grab_pending() indicates that the target work item was idle by
zero return value. Use it for return. Note that this brings
cancel_delayed_work() in line with __cancel_work_timer() in return
value handling.
Signed-off-by: Dan Magenheimer <[email protected]>
Signed-off-by: Tejun Heo <[email protected]>
LKML-Reference: <444a6439-b1a4-4740-9e7e-bc37267cfe73@default>
This reverts commit 957ee7270d
(serial: omap: fix software flow control).
As Russell has pointed out, that commit isn't fixing
Software Flow Control at all, and it actually makes
it even more broken.
It was agreed to revert this commit and use Russell's
latest UART patches instead.
Cc: Russell King <[email protected]>
Signed-off-by: Felipe Balbi <[email protected]>
Acked-by: Tony Lindgren <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
I found a memory leak in sierra_release() (well sierra_probe() I guess)
that looses 8 bytes each time the driver releases a device.
Signed-off-by: Len Sorensen <[email protected]>
Acked-by: Johan Hovold <[email protected]>
Cc: stable <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
When b43 fails to find firmware when loaded, a subsequent unload will
oops due to calling ieee80211_unregister_hw() when the corresponding
register call was never made.
Commit 2d838bb608 fixed the same problem
for b43legacy.
Signed-off-by: Larry Finger <[email protected]>
Tested-by: Markus Kanet <[email protected]>
Cc: Stable <[email protected]> [V3.3.0+ (the patch will need to be refactored)]
Cc: Markus Kanet <[email protected]>
Signed-off-by: John W. Linville <[email protected]>
Previous patch "mwifiex: return -EBUSY if scan request cannot.."
corrected regular scan request only. There is another case for
specific scan that needs the same handling.
Also, removed !req_ssid check as it has already been validated
by caller.
Signed-off-by: Bing Zhao <[email protected]>
Signed-off-by: Paul Stewart <[email protected]>
Reviewed-by: Ryan Cairns <[email protected]>
Signed-off-by: Amitkumar Karwar <[email protected]>
Signed-off-by: John W. Linville <[email protected]>
Fix a samtch warnings catched by Fengguang's 0-DAY system:
+ drivers/net/wireless/brcm80211/brcmfmac/wl_cfg80211.c:3572 brcmf_cfg80211_sched_scan_start() error: we previously assumed 'request' could be null (see line 3571)
Cc: John W. Linville <[email protected]>
Signed-off-by: Yuanhan Liu <[email protected]>
Acked-by: Franky Lin <[email protected]>
Signed-off-by: John W. Linville <[email protected]>
Roger says, Ubiquiti produce 2 versions of their WiFiStation USB adapter. One
has an internal antenna, the other has an external antenna and
name suffix EXT. They have separate USB ids and in distribution
openSUSE 12.2 (kernel 3.4.6), file /usr/share/usb.ids shows:
0cf3 Atheros Communications, Inc.
...
b002 Ubiquiti WiFiStation 802.11n [Atheros AR9271]
b003 Ubiquiti WiFiStationEXT 802.11n [Atheros AR9271]
Add b002 Ubiquiti WiFiStation in the PID/VID list.
Reported-by: Roger Price <[email protected]>
Signed-off-by: Mohammed Shafi Shajakhan <[email protected]>
Signed-off-by: John W. Linville <[email protected]>
Patch fixes warnings like below happened on resume:
WARNING: at net/mac80211/driver-ops.h:12 check_sdata_in_driver+0x32/0x34()
Problem is that in __ieee80211_susped() we remove sdata (i.e wlan0
interface) and then during resume we call usb_unbind_interface() ->
ieee80211_unregister_hw() with sdata removed.
Patch fixes problem by adding .reset_resume calback, hence we do not
unbind usb device on resume. This callback can be the same as normal
.resume callback, sice we do all needed initalization during interface
start, which is performed on resume [ ieee80211_resume() ->
ieee80211_reconfig() -> rt2x00mac_start() -> rt2x00lib_start ].
Resolves:
https://bugzilla.kernel.org/show_bug.cgi?id=48041
Reported-by: David Herrmann <[email protected]>
Reported-and-tested-by: Stephen Boyd <[email protected]>
Cc: [email protected]
Signed-off-by: Stanislaw Gruszka <[email protected]>
Acked-by: Gertjan van Wingerde <[email protected]>
Signed-off-by: John W. Linville <[email protected]>
If _rtl_usb_receive fails, the device is
probably not ready. Hence the error code
should be passed to the caller, so it can
react accordingly and notify the user.
Signed-off-by: Christian Lamparter <[email protected]>
Acked-by: Larry Finger <[email protected]>
Signed-off-by: John W. Linville <[email protected]>
The i2c core driver will turn the platform device ID to busnum
When using platfrom device ID as -1, it means dynamically assigned
the busnum. When writing code, we need to make sure the busnum,
and call i2c_register_board_info(int busnum, ...) to register device
if using -1, we do not know the value of busnum
In order to solve this issue, set the platform device ID as a fix number
Here using 0 to match the busnum used in i2c_regsiter_board_info()
Signed-off-by: Bo Shen <[email protected]>
Signed-off-by: Nicolas Ferre <[email protected]>
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <[email protected]>
Acked-by: Ludovic Desroches <[email protected]>
The i2c core driver will turn the platform device ID to busnum
When using platfrom device ID as -1, it means dynamically assigned
the busnum. When writing code, we need to make sure the busnum,
and call i2c_register_board_info(int busnum, ...) to register device
if using -1, we do not know the value of busnum
In order to solve this issue, set the platform device ID as a fix number
Here using 0 to match the busnum used in i2c_regsiter_board_info()
Signed-off-by: Bo Shen <[email protected]>
Acked-by: Jean Delvare <[email protected]>
Signed-off-by: Nicolas Ferre <[email protected]>
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <[email protected]>
Acked-by: Ludovic Desroches <[email protected]>
Cc: stable <[email protected]> [very long time]
Since the switch to sparse irq, we have to add the NR_IRQS_LEGACY
offset to static irq numbers. It has been forgotten on these
SPI irq definitions in board code.
Signed-off-by: Nicolas Ferre <[email protected]>
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <[email protected]>
Acked-by: Ludovic Desroches <[email protected]>
Cc: stable <[email protected]> [v3.6]
Management of external interrupts has changed but the
non-DT code has not integrated these changes.
Add a mask to pass external irq specification from SoC
specific code to the at91_aic_init() function.
Signed-off-by: Nicolas Ferre <[email protected]>
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <[email protected]>
Acked-by: Ludovic Desroches <[email protected]>
Cc: stable <[email protected]> [v3.6]
Newer at91sam9g10 SoC revision can't be detected, so the kernel can't boot with
this kind of kernel panic:
"AT91: Impossible to detect the SOC type"
CPU: ARM926EJ-S [41069265] revision 5 (ARMv5TEJ), cr=00053177
CPU: VIVT data cache, VIVT instruction cache
Machine: Atmel AT91SAM9G10-EK
Ignoring tag cmdline (using the default kernel command line)
bootconsole [earlycon0] enabled
Memory policy: ECC disabled, Data cache writeback
Kernel panic - not syncing: AT91: Impossible to detect the SOC type
[<c00133d4>] (unwind_backtrace+0x0/0xe0) from [<c02366dc>] (panic+0x78/0x1cc)
[<c02366dc>] (panic+0x78/0x1cc) from [<c02fa35c>] (at91_map_io+0x90/0xc8)
[<c02fa35c>] (at91_map_io+0x90/0xc8) from [<c02f9860>] (paging_init+0x564/0x6d0)
[<c02f9860>] (paging_init+0x564/0x6d0) from [<c02f7914>] (setup_arch+0x464/0x704)
[<c02f7914>] (setup_arch+0x464/0x704) from [<c02f44f8>] (start_kernel+0x6c/0x2d4)
[<c02f44f8>] (start_kernel+0x6c/0x2d4) from [<20008040>] (0x20008040)
The reason for this is that the Debug Unit Chip ID Register has changed between
Engineering Sample and definitive revision of the SoC. Changing the check of
cidr to socid will address the problem. We do not integrate this check to the
list just above because we also have to make sure that the extended id is
disregarded.
Signed-off-by: Ivan Shugov <[email protected]>
[[email protected]: change commit message]
Signed-off-by: Nicolas Ferre <[email protected]>
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <[email protected]>
Cc: stable <[email protected]> [v3.1] # since commit 8c3583b6
When internal users want VRAM we shouldn't return GART memory instead.
Signed-off-by: Christian König <[email protected]>
Reviewed-by: Michel Dänzer <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
Driver internal users shouldn't be limited in their allocation size.
Signed-off-by: Christian König <[email protected]>
Reviewed-by: Michel Dänzer <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
When allocating more than 2GB of GART the array of pages
gets to big for kzalloc, use vzalloc instead.
Signed-off-by: Christian König <[email protected]>
Reviewed-by: Michel Dänzer <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
GART and VRAM size limits need to be a power of two.
Fix values greater than 1GB and simplify those checks a bit.
v2: also fix radeon_vram_limit usage, and simplify test even more.
v3: agd5f: fix spelling as noticed by Klaus Schnass
Signed-off-by: Christian König <[email protected]>
Reviewed-by: Michel Dänzer <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
BugLink: http://bugs.launchpad.net/bugs/1056078
Profile replacement can cause long chains of profiles to build up when
the profile being replaced is pinned. When the pinned profile is finally
freed, it puts the reference to its replacement, which may in turn nest
another call to free_profile on the stack. Because this may happen for
each profile in the replacedby chain this can result in a recusion that
causes the stack to overflow.
Break this nesting by directly walking the chain of replacedby profiles
(ie. use iteration instead of recursion to free the list). This results
in at most 2 levels of free_profile being called, while freeing a
replacedby chain.
Signed-off-by: John Johansen <[email protected]>
Signed-off-by: James Morris <[email protected]>
