Commit Graph

591621 Commits

Author SHA1 Message Date
Vivien Didelot
6594f61579 net: dsa: mv88e6xxx: factorize temperature access
Add MV88E6XXX_FLAG_TEMP and MV88E6XXX_FLAG_TEMP_LIMIT flags to describe
switch models featuring a temperature access. Use them to centralize the
access to the temperature feature.

Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-09 14:26:09 -04:00
Vivien Didelot
d24645bebc net: dsa: mv88e6xxx: factorize EEPROM access
Add a MV88E6XXX_FLAG_EEPROM flag to describe switch models featuring an
EEPROM and distribute the EEPROM access routines to all models.

Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-09 14:26:09 -04:00
Vivien Didelot
6d5834a1ad net: dsa: mv88e6xxx: factorize PHY indirect access
Some switch has dedicated SMI PHY Command and Data registers, used to
indirectly access the PHYs, instead of direct access.

Identify these switch models and make mv88e6xxx_phy_{read,write} generic
enough to support every models.

Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-09 14:26:08 -04:00
Vivien Didelot
8c9983a224 net: dsa: mv88e6xxx: factorize PHY access with PPU
Add a MV88E6XXX_FLAG_PPU flag to describe switch models with a PHY
Polling Unit. This allows to merge PPU specific PHY access code in the
share code.

Make the mv88e6xxx_ppu_disable and mv88e6xxx_phy_{read,write}_ppu
functions use unlocked register accesses in order to call them in
mv88e6xxx_phy_{read,write} in a locked context.

Since the PPU code is shared, also remove NET_DSA_MV88E6XXX_NEED_PPU.

Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-09 14:26:08 -04:00
Vivien Didelot
b5058d7a30 net: dsa: mv88e6xxx: add flags to info
Add a flags bitmap to the info structure in order to identify features
supported or not by the different switch models.

Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-09 14:26:08 -04:00
Florian Westphal
0c5366b3a8 netfilter: conntrack: use single slab cache
An earlier patch changed lookup side to also net_eq() namespaces after
obtaining a reference on the conntrack, so a single kmemcache can be used.

Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2016-05-09 16:45:50 +02:00
Florian Westphal
a76ae1c855 netfilter: conntrack: use a single nat bysource table for all namespaces
We already include netns address in the hash, so we only need to use
net_eq in find_appropriate_src and can then put all entries into
same table.

Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2016-05-09 16:45:49 +02:00
Florian Westphal
464c38556e netfilter: conntrack: make netns address part of nat bysrc hash
Will be needed soon when we place all in the same hash table.

Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
2016-05-09 16:45:49 +02:00
Marek Vasut
5bbd655a8b can: ifi: Add more detailed error reporting
The updated specification for the IFI CANFD core contains description
of more detailed error reporting capability of the core. Implement
support for this detailed error reporting.

Signed-off-by: Marek Vasut <marex@denx.de>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
2016-05-09 11:07:28 +02:00
Marek Vasut
1acd80fb98 can: ifi: Increment TX counters only on real transmission
Only increment the TX counters in the irq handler if a CAN message
was sent. The current code incremented the counters also if the TX
FIFO empty interrupt happened, which is incorrect.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Marc Kleine-Budde <mkl@pengutronix.de>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Oliver Hartkopp <socketcan@hartkopp.net>
Cc: Wolfgang Grandegger <wg@grandegger.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
2016-05-09 11:07:28 +02:00
Marek Vasut
ca79408986 can: ifi: Treat CAN_CTRLMODE_FD_NON_ISO correctly
The CAN_CTRLMODE_FD flag is set for both ISO and BOSCH CANFD mode,
while the CAN_CTRLMODE_FD_NON_ISO is additional flag which is only
set for CANFD-BOSCH mode. Fix the handling of the flags to reflect
this.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Marc Kleine-Budde <mkl@pengutronix.de>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Oliver Hartkopp <socketcan@hartkopp.net>
Cc: Wolfgang Grandegger <wg@grandegger.com>
Reviewed-by: Oliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
2016-05-09 11:07:28 +02:00
Marek Vasut
478ad12c9f can: ifi: Unify timing constants
There is no distinction between bittiming constants for the slow and
fast part of the CANFD operation on this controller, so just use one
single bittiming constant set.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Marc Kleine-Budde <mkl@pengutronix.de>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Oliver Hartkopp <socketcan@hartkopp.net>
Cc: Wolfgang Grandegger <wg@grandegger.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
2016-05-09 11:07:28 +02:00
Marek Vasut
be1861320a can: ifi: Update timing configuration code
The updated documentation regarding the IFI CANFD core from April 2016
adds more details regarding the timing calculation. There is no longer
any distinction in the timing calculation between CANFD and CAN2.0, but
instead there are two timing modes -- 4_12_6_6 and 7_9_8_8 -- where the
numbers mean the width in bits of the SJW/Prescaler/TimeA/TimeB fields.
The code uses 7_9_8_8 mode, which allows more fine-grained control over
the timing.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Marc Kleine-Budde <mkl@pengutronix.de>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Oliver Hartkopp <socketcan@hartkopp.net>
Cc: Wolfgang Grandegger <wg@grandegger.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
2016-05-09 11:07:28 +02:00
Marek Vasut
496c798db0 can: ifi: Start NAPI poll on bus warning too
Start the NAPI polling in case the bus warning interrupt happens,
since it is the poll function which checks and reports the warning.

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Marc Kleine-Budde <mkl@pengutronix.de>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Oliver Hartkopp <socketcan@hartkopp.net>
Cc: Wolfgang Grandegger <wg@grandegger.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
2016-05-09 11:07:28 +02:00
Maximilian Schneider
2fe6c94314 can: gs_usb: modify the usb device table to use only the first usb interface
Modified the USB device table to use only the first USB interface, as is
the case with GS USB devices. This allows other GS USB compatible
devices to be more flexible with their remaining interfaces.

Signed-off-by: Maximilian Schneider <max@schneidersoft.net>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
2016-05-09 11:07:28 +02:00
Andreas Gröger
b16e368ed6 can: janz-ican3: error handling for CAL/CANopen firmware
My patch of May 2015 was missing the changed handling of error
indications. With CAL/CANopen firmware the NMTS-SlaveEventIndication
must be used instead of CAN-EventIndication. An appropriate slave node
must be configured to report the errors.

In our department (about 15 development systems with Janz ICAN3-
modules with firmware 1.48, my system also with firmware ICANOS 1.35)
we use the driver with this patch for about one year: no known problems.

Signed-off-by: Andreas Gröger <andreas24groeger@gmail.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
2016-05-09 11:07:28 +02:00
Oliver Hartkopp
bb208f144c can: fix handling of unmodifiable configuration options
As described in 'can: m_can: tag current CAN FD controllers as non-ISO'
(6cfda7fbeb) it is possible to define fixed configuration options by
setting the according bit in 'ctrlmode' and clear it in 'ctrlmode_supported'.
This leads to the incovenience that the fixed configuration bits can not be
passed by netlink even when they have the correct values (e.g. non-ISO, FD).

This patch fixes that issue and not only allows fixed set bit values to be set
again but now requires(!) to provide these fixed values at configuration time.
A valid CAN FD configuration consists of a nominal/arbitration bittiming, a
data bittiming and a control mode with CAN_CTRLMODE_FD set - which is now
enforced by a new can_validate() function. This fix additionally removed the
inconsistency that was prohibiting the support of 'CANFD-only' controller
drivers, like the RCar CAN FD.

For this reason a new helper can_set_static_ctrlmode() has been introduced to
provide a proper interface to handle static enabled CAN controller options.

Reported-by: Ramesh Shanmugasundaram <ramesh.shanmugasundaram@bp.renesas.com>
Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
Reviewed-by: Ramesh Shanmugasundaram  <ramesh.shanmugasundaram@bp.renesas.com>
Cc: <stable@vger.kernel.org> # >= 3.18
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
2016-05-09 11:07:28 +02:00
Amitoj Kaur Chawla
b6fd3aba60 can: mcp251x: Replace create_freezable_workqueue with alloc_workqueue
Replace scheduled to be removed create_freezable_workqueue with
alloc_workqueue.

priv->wq should be explicitly set as freezable to ensure it is frozen
in the suspend sequence and work items are drained so that no new work
item starts execution until thawed. Thus, use of WQ_FREEZABLE flag
here is required.

WQ_MEM_RECLAIM flag has been set here to ensure forward progress
regardless of memory pressure.

The order of execution is not important so set @max_active as 0.

Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Acked-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
2016-05-09 11:07:28 +02:00
Nikita Edward Baruzdin
056a7201ac can: sja1000: plx_pci: Add support for Marathon CAN-bus-PCIe card
This patch adds support for the Marathon CAN-bus-PCIe card to the
sja1000 driver. For more information see:

    http://can.marathon.ru/page/devices/can-bus-pcie

Signed-off-by: Nikita Edward Baruzdin <nebaruzdin@gmail.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
2016-05-09 11:07:28 +02:00
Alexander Gerasiov
3e51a3356c can: sja1000: Fix error location forwarding
According to SJA1000 documentation the location of error is available
regardless of an error type. Therefore it should always be forwarded to
SocketCAN.

Signed-off-by: Nikita Edward Baruzdin <nebaruzdin@lvk.cs.msu.su>
Signed-off-by: Alexander GQ Gerasiov <gq@cs.msu.su>
Acked-by: Oliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
2016-05-09 11:07:28 +02:00
David S. Miller
8846a125de Merge branch 'mlx5-build-fix'
Saeed Mahameed says:

====================
net/mlx5e: Kconfig fixes for VxLAN

Reposting to net the build errors fixes posted by Arnd last week.

Originally Arnd posted those fixes to net-next, while the issue
is also seen in net.  For net-next a different approach is required
for fixing the issue as VXLAN and Device Drivers are no longer
dependent, but there is no harm for those fixes to get into net-next.

Optionally, once net is merged into net-next we can
Revert "net/mlx5e: make VXLAN support conditional" as the
CONFIG_MLX5_CORE_EN_VXLAN will no longer be required.

Applied on top: 2889286585 ('mlxsw: spectrum: Add missing rollback in flood configuration')
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-09 00:21:13 -04:00
Arnd Bergmann
7dbb29172d net/mlx5e: make VXLAN support conditional
VXLAN can be disabled at compile-time or it can be a loadable
module while mlx5 is built-in, which leads to a link error:

drivers/net/built-in.o: In function `mlx5e_create_netdev':
ntb_netdev.c:(.text+0x106de4): undefined reference to `vxlan_get_rx_port'

This avoids the link error and makes the vxlan code optional,
like the other ethernet drivers do as well.

Link: https://patchwork.ozlabs.org/patch/589296/
Fixes: b3f63c3d5e ("net/mlx5e: Add netdev support for VXLAN tunneling")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-09 00:21:07 -04:00
Arnd Bergmann
7fd7406d9c Revert "net/mlx5: Kconfig: Fix MLX5_EN/VXLAN build issue"
This reverts commit 69976fb104.

We cannot select VXLAN when IPv4 support is disabled, that just gives
us additional build errors, including:

warning: (MLX5_CORE_EN) selects VXLAN which has unmet direct dependencies (NETDEVICES && NET_CORE && INET)
In file included from ../drivers/net/vxlan.c:36:0:
include/net/udp_tunnel.h: In function 'udp_tunnel_handle_offloads':
include/net/udp_tunnel.h:112:9: error: implicit declaration of function 'iptunnel_handle_offloads' [-Werror=implicit-function-declaration]
  return iptunnel_handle_offloads(skb, type);
         ^~~~~~~~~~~~~~~~~~~~~~~~

I'm sending a proper fix for the original bug in a separate patch.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-09 00:21:07 -04:00
David S. Miller
908578e7d5 Merge branch 'sh_eth-sw-reset'
Sergei Shtylyov says:

====================
sh_eth: couple of software reset bit cleanups

   Here's a set of 2 patches against DaveM's 'net-next.git' repo. We can save
on the repetitive chip reset code...

[1/2] sh_eth: call sh_eth_tsu_write() from sh_eth_chip_reset_giga()
[2/2] sh_eth: reuse sh_eth_chip_reset()
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-09 00:15:31 -04:00
Sergei Shtylyov
c66b258112 sh_eth: reuse sh_eth_chip_reset()
All the chip_reset() methods repeat the code writing to the ARSTR register
and delaying for 1 ms, so that we can reuse sh_eth_chip_reset() twice.

Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-09 00:15:23 -04:00
Sergei Shtylyov
7927092253 sh_eth: call sh_eth_tsu_write() from sh_eth_chip_reset_giga()
sh_eth_chip_reset_giga() doesn't really need to use direct iowrite32() when
writing  to the ARSTR register,  it can use sh_eth_tsu_write() as all other
chip_reset() methods.

Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-09 00:15:23 -04:00
Sergei Shtylyov
59efcbaf43 pxa168_eth: mdiobus_scan() doesn't return NULL anymore
Now that mdiobus_scan() doesn't return NULL on failure anymore, this driver
no  longer needs to check for it...

Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-09 00:13:18 -04:00
David S. Miller
7c878bb318 Merge branch 'for-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next
Johan Hedberg says:

====================
pull request: bluetooth-next 2016-05-07

Here are a few more Bluetooth patches for the 4.7 kernel:

 - NULL pointer fix in hci_intel driver
 - New Intel Bluetooth controller id in btusb driver
 - Added device tree binding documentation for Marvel's bt-sd8xxx
 - Platform specific wakeup interrupt support for btmrvl driver

Please let me know if there are any issues pulling. Thanks.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-09 00:10:00 -04:00
Sabrina Dubroca
8acca6aceb macsec: key identifier is 128 bits, not 64
The MACsec standard mentions a key identifier for each key, but
doesn't specify anything about it, so I arbitrarily chose 64 bits.

IEEE 802.1X-2010 specifies MKA (MACsec Key Agreement), and defines the
key identifier to be 128 bits (96 bits "member identifier" + 32 bits
"key number").

Signed-off-by: Sabrina Dubroca <sd@queasysnail.net>
Acked-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-09 00:09:01 -04:00
Lawrence Brakmo
b75803d52a tcp: refactor struct tcp_skb_cb
Refactor tcp_skb_cb to create two overlaping areas to store
state for incoming or outgoing skbs based on comments by
Neal Cardwell to tcp_nv patch:

   AFAICT this patch would not require an increase in the size of
   sk_buff cb[] if it were to take advantage of the fact that the
   tcp_skb_cb header.h4 and header.h6 fields are only used in the packet
   reception code path, and this in_flight field is only used on the
   transmit side.

Signed-off-by: Lawrence Brakmo <brakmo@fb.com>
Acked-by: Yuchung Cheng <ycheng@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-09 00:03:26 -04:00
Eric Dumazet
7d94579675 ifb: support more features
When using ifb+netem on ingress on SIT/IPIP/GRE traffic,
GRO packets are not properly processed.

Segmentation should not be forced, since ifb is already adding
quite a performance hit.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-09 00:00:28 -04:00
Eric Dumazet
8a3a4c6e7b net: make sch_handle_ingress() drop monitor ready
TC_ACT_STOLEN is used when ingress traffic is mirred/redirected
to say ifb.

Packet is not dropped, but consumed.

Only TC_ACT_SHOT is a clear indication something went wrong.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Jamal Hadi Salim <jhs@mojatatu.com>
Acked-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Jamal Hadi Salim <jhs@mojatatu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-08 23:53:22 -04:00
Andy Shevchenko
acf87a3f57 ISDN: eicon: replace custom hex_asc_lo() / hex_pack_byte()
Instead of custom approach re-use generic helpers to convert byte to hex
format.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-08 23:52:13 -04:00
Shmulik Ladkani
c81aa79794 Documentation/networking: more accurate LCO explanation
In few places the term "ones-complement sum" was used but the actual
meaning is "the complement of the ones-complement sum".

Also, avoid enclosing long statements with underscore, to ease
readability.

Signed-off-by: Shmulik Ladkani <shmulik.ladkani@gmail.com>
Acked-by: Edward Cree <ecree@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-08 23:50:31 -04:00
Eric Dumazet
95b58430ab fq_codel: add memory limitation per queue
On small embedded routers, one wants to control maximal amount of
memory used by fq_codel, instead of controlling number of packets or
bytes, since GRO/TSO make these not practical.

Assuming skb->truesize is accurate, we have to keep track of
skb->truesize sum for skbs in queue.

This patch adds a new TCA_FQ_CODEL_MEMORY_LIMIT attribute.

I chose a default value of 32 MBytes, which looks reasonable even
for heavy duty usages. (Prior fq_codel users should not be hurt
when they upgrade their kernels)

Two fields are added to tc_fq_codel_qd_stats to report :
 - Current memory usage
 - Number of drops caused by memory limits

# tc qd replace dev eth1 root est 1sec 4sec fq_codel memory_limit 4M
..
# tc -s -d qd sh dev eth1
qdisc fq_codel 8008: root refcnt 257 limit 10240p flows 1024
 quantum 1514 target 5.0ms interval 100.0ms memory_limit 4Mb ecn
 Sent 2083566791363 bytes 1376214889 pkt (dropped 4994406, overlimits 0
requeues 21705223)
 rate 9841Mbit 812549pps backlog 3906120b 376p requeues 21705223
  maxpacket 68130 drop_overlimit 4994406 new_flow_count 28855414
  ecn_mark 0 memory_used 4190048 drop_overmemory 4994406
  new_flows_len 1 old_flows_len 177

Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Jesper Dangaard Brouer <brouer@redhat.com>
Cc: Dave Täht <dave.taht@gmail.com>
Cc: Sebastian Möller <moeller0@gmx.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-08 23:49:38 -04:00
Courtney Cavin
bdabad3e36 net: Add Qualcomm IPC router
Add an implementation of Qualcomm's IPC router protocol, used to
communicate with service providing remote processors.

Signed-off-by: Courtney Cavin <courtney.cavin@sonymobile.com>
Signed-off-by: Bjorn Andersson <bjorn.andersson@sonymobile.com>
[bjorn: Cope with 0 being a valid node id and implement RTM_NEWADDR]
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-08 23:46:14 -04:00
Bjorn Andersson
43315f31ad soc: qcom: smd: Introduce compile stubs
Introduce compile stubs for the SMD API, allowing consumers to be
compile tested.

Acked-by: Andy Gross <andy.gross@linaro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-08 23:46:14 -04:00
Eric Dumazet
be0bd31601 macvtap: segmented packet is consumed
If GSO packet is segmented and its segments are properly queued,
we call consume_skb() instead of kfree_skb() to be drop monitor
friendly.

Fixes: 3e4f8b7873 ("macvtap: Perform GSO on forwarding path.")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Vlad Yasevich <vyasevic@redhat.com>
Reviewed-by: Shmulik Ladkani <shmulik.ladkani@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-08 23:43:44 -04:00
Colin Ian King
25a54342fd tools: bpf_jit_disasm: check for klogctl failure
klogctl can fail and return -ve len, so check for this and
return NULL to avoid passing a (size_t)-1 to malloc.

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-08 23:32:59 -04:00
Dan Carpenter
810810ffb2 qede: uninitialized variable in qede_start_xmit()
"data_split" was never set to false.  It's just uninitialized.

Fixes: 2950219d87 ('qede: Add basic network device support')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-08 23:31:53 -04:00
Linus Torvalds
44549e8f5e Linux 4.6-rc7 2016-05-08 14:38:32 -07:00
Dan Carpenter
8c1f454625 netxen: netxen_rom_fast_read() doesn't return -1
The error handling is broken here.  netxen_rom_fast_read() returns zero
on success and -EIO on error.  It never returns -1.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-07 15:15:32 -04:00
Dan Carpenter
1c755ffa4f netxen: reversed condition in netxen_nic_set_link_parameters()
My static checker complains that we are using "autoneg" without
initializing it.  The problem is the ->phy_read() condition is reversed
so we only set this on error instead of success.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-07 15:15:32 -04:00
Dan Carpenter
545fea5491 netxen: fix error handling in netxen_get_flash_block()
My static checker complained that "v" can be used unintialized if
netxen_rom_fast_read() returns -EIO.  That function never actually
returns -1.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-07 15:15:32 -04:00
Hariprasad Shenai
218d48e701 cxgb4: Reset dcb state machine and tx queue prio only if dcb is enabled
When cxgb4 is enabled with CONFIG_CHELSIO_T4_DCB set, VI enable command
gets called with DCB enabled. But when we have a back to back setup with
DCB enabled on one side and non-DCB on the Peer side. Firmware doesn't
send any DCB_L2_CFG, and DCB priority is never set for Tx queue.
But driver resets the queue priority and state machine whenever there
is a link down, this patch fixes it by adding a check to reset only if
cxgb4_dcb_enabled() returns true.

Signed-off-by: Hariprasad Shenai <hariprasad@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2016-05-07 15:12:54 -04:00
Linus Torvalds
32cf95db22 Char/Misc driver fixes for 4.6-rc7
Here are 3 small fixes for some driver problems that were reported.
 Full details in the shortlog below.
 
 All of these have been in linux-next with no reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'char-misc-4.6-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

Pull misc driver fixes from Gfreg KH:
 "Here are three small fixes for some driver problems that were
  reported.  Full details in the shortlog below.

  All of these have been in linux-next with no reported issues"

* tag 'char-misc-4.6-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc:
  nvmem: mxs-ocotp: fix buffer overflow in read
  Drivers: hv: vmbus: Fix signaling logic in hv_need_to_signal_on_read()
  misc: mic: Fix for double fetch security bug in VOP driver
2016-05-07 10:53:32 -07:00
Linus Torvalds
630aac5ab6 Staging/IIO driver fixes for 4.6-rc7
Well, it's really just IIO drivers here, some small fixes that resolve
 some "crash on boot" errors that have shown up in the -rc series, and
 other bugfixes that are required.
 
 All have been in linux-next with no reported problems.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'staging-4.6-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging

Pull IIO driver fixes from Grek KH:
 "It's really just IIO drivers here, some small fixes that resolve some
  'crash on boot' errors that have shown up in the -rc series, and other
  bugfixes that are required.

  All have been in linux-next with no reported problems"

* tag 'staging-4.6-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging:
  iio: imu: mpu6050: Fix name/chip_id when using ACPI
  iio: imu: mpu6050: fix possible NULL dereferences
  iio:adc:at91-sama5d2: Repair crash on module removal
  iio: ak8975: fix maybe-uninitialized warning
  iio: ak8975: Fix NULL pointer exception on early interrupt
2016-05-07 10:50:48 -07:00
Linus Torvalds
3f8f0cf2ed USB fixes for 4.6-rc7
Here are some last-remaining fixes for USB drivers to resolve issues
 that have shown up in testing.  And 2 new device ids as well.
 
 All of these have been in linux-next with no reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'usb-4.6-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB fixes from Greg KH:
 "Here are some last-remaining fixes for USB drivers to resolve issues
  that have shown up in testing.  And two new device ids as well.

  All of these have been in linux-next with no reported issues"

* tag 'usb-4.6-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb:
  Revert "USB / PM: Allow USB devices to remain runtime-suspended when sleeping"
  usb: musb: jz4740: fix error check of usb_get_phy()
  Revert "usb: musb: musb_host: Enable HCD_BH flag to handle urb return in bottom half"
  usb: musb: gadget: nuke endpoint before setting its descriptor to NULL
  USB: serial: cp210x: add Straizona Focusers device ids
  USB: serial: cp210x: add ID for Link ECU
2016-05-07 10:47:03 -07:00
Linus Torvalds
9125aeb3e2 Merge branch 'fixes' of git://git.armlinux.org.uk/~rmk/linux-arm
Pull ARM fixes from Russell King:
 "These are a number of updates to fix a few problems found in the ARM
  nommu code over the last couple of years, caused mostly by changes on
  the mmu side"

* 'fixes' of git://git.armlinux.org.uk/~rmk/linux-arm:
  ARM: 8573/1: domain: move {set,get}_domain under config guard
  ARM: 8572/1: nommu: change memory reserve for the vectors
  ARM: 8571/1: nommu: fix PMSAv7 setup
2016-05-07 08:27:35 -07:00
Linus Torvalds
67601c3b64 media fixes for v4.6-rc7
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Merge tag 'media/v4.6-5' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media

Pull media fixes from Mauro Carvalho Chehab:

  - deadlock fixes on driver probe at exynos4-is and s43-camif drivers

  - a build breakage if media controller is enabled and USB or PCI is
   built as module.

* tag 'media/v4.6-5' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media:
  [media] media-device: fix builds when USB or PCI is compiled as module
  [media] media: s3c-camif: fix deadlock on driver probe()
  [media] media: exynos4-is: fix deadlock on driver probe
2016-05-07 08:17:45 -07:00