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2010-06-25cpmac: do not leak struct net_device on phy_connect errorsFlorian Fainelli
If the call to phy_connect fails, we will return directly instead of freeing the previously allocated struct net_device. Signed-off-by: Florian Fainelli <florian@openwrt.org> CC: stable@kernel.org Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-25smc91c92_cs: fix the problem that lan & modem does not work simultaneouslyKen Kawasaki
smc91c92_cs: Fix the problem that lan & modem does not work simultaneously in the Megahertz multi-function card. We need to write MEGAHERTZ_ISR to retrigger interrupt. Signed-off-by: Ken Kawasaki <ken_kawasaki@spring.nifty.jp> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-25ipv6: fix NULL reference in proxy neighbor discoverystephen hemminger
The addition of TLLAO option created a kernel OOPS regression for the case where neighbor advertisement is being sent via proxy path. When using proxy, ipv6_get_ifaddr() returns NULL causing the NULL dereference. Change causing the bug was: commit f7734fdf61ec6bb848e0bafc1fb8bad2c124bb50 Author: Octavian Purdila <opurdila@ixiacom.com> Date: Fri Oct 2 11:39:15 2009 +0000 make TLLAO option for NA packets configurable Signed-off-by: Stephen Hemminger <shemminger@vyatta.com> Acked-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-24Bluetooth: Bring back var 'i' incrementGustavo F. Padovan
commit ff6e2163f28a1094fb5ca5950fe2b43c3cf6bc7a accidentally added a regression on the bnep code. Fixing it. Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-24xfrm: check bundle policy existance before dereferencing itTimo Teräs
Fix the bundle validation code to not assume having a valid policy. When we have multiple transformations for a xfrm policy, the bundle instance will be a chain of bundles with only the first one having the policy reference. When policy_genid is bumped it will expire the first bundle in the chain which is equivalent of expiring the whole chain. Reported-bisected-and-tested-by: Justin P. Mattock <justinmattock@gmail.com> Signed-off-by: Timo Teräs <timo.teras@iki.fi> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-23sky2: enable rx/tx in sky2_phy_reinit()Brandon Philips
sky2_phy_reinit is called by the ethtool helpers sky2_set_settings, sky2_nway_reset and sky2_set_pauseparam when netif_running. However, at the end of sky2_phy_init GM_GP_CTRL has GM_GPCR_RX_ENA and GM_GPCR_TX_ENA cleared. So, doing these commands causes the device to stop working: $ ethtool -r eth0 $ ethtool -A eth0 autoneg off Fix this issue by enabling Rx/Tx after running sky2_phy_init in sky2_phy_reinit. Signed-off-by: Brandon Philips <bphilips@suse.de> Tested-by: Brandon Philips <bphilips@suse.de> Cc: stable@kernel.org Tested-by: Mike McCormack <mikem@ring3k.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-23cnic: Disable statistics initialization for eth clients that do not support ↵Dmitry Kravkov
statistics Disable statistics initialization for eth clients that do not support statistics. This prevents memory corruption on bnx2x hw. Signed-off-by: Dmitry Kravkov <dmitry@broadcom.com> Signed-off-by: Michael Chan <mchan@broadcom.com> Signed-off-by: Eilon Greenstein <eilong@broadcom.com>
2010-06-23net: add dependency on fw class module to qlcnic and netxen_nicAnirban Chakraborty
netxen_nic and qlcnic driver depends on firmware_class module. Signed-off-by: Anirban Chakraborty <anirban.chakraborty@qlogic.com> Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-23snmp: fix SNMP_ADD_STATS()Eric Dumazet
commit aa2ea0586d9d (tcp: fix outsegs stat for TSO segments) incorrectly assumed SNMP_ADD_STATS() was used from BH context. Fix this using mib[!in_softirq()] instead of mib[0] Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> CC: Tom Herbert <therbert@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-22Merge branch 'master' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6
2010-06-22hso: remove setting of low_latency flagFilip Aben
This patch removes the setting of the low_latency flag. tty_flip_buffer_push() is occasionally being called in irq context, which causes a hang if the low_latency flag is set. Removing the low_latency flag only seems to impact the flush to ldisc, which will now be put on a workqueue. Signed-off-by: Filip Aben <f.aben@option.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-21udp: Fix bogus UFO packet generationHerbert Xu
It has been reported that the new UFO software fallback path fails under certain conditions with NFS. I tracked the problem down to the generation of UFO packets that are smaller than the MTU. The software fallback path simply discards these packets. This patch fixes the problem by not generating such packets on the UFO path. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-21lasi82596: fix netdev_mc_count conversionHelge Deller
Fix commit 4cd24eaf0 (net: use netdev_mc_count and netdev_mc_empty when appropriate) Signed-off-by: Helge Deller <deller@gmx.de> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-21NET: MIPSsim: Fix modpost warning.Ralf Baechle
$ make CONFIG_DEBUG_SECTION_MISMATCH=y [...] WARNING: drivers/net/built-in.o(.data+0x0): Section mismatch in reference from the variable mipsnet_driver to the function .init.text:mipsnet_probe() The variable mipsnet_driver references the function __init mipsnet_probe() If the reference is valid then annotate the variable with __init* or __refdata (see linux/init.h) or name the variable: *_template, *_timer, *_sht, *_ops, *_probe, *_probe_one, *_console, [...] Fixed by making mipsnet_probe __devinit. Signed-off-by: Ralf Baechle <ralf@linux-mips.org> drivers/net/mipsnet.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-18ath5k: initialize ah->ah_current_channelBob Copeland
ath5k assumes ah_current_channel is always a valid pointer in several places, but a newly created interface may not have a channel. To avoid null pointer dereferences, set it up to point to the first available channel until later reconfigured. This fixes the following oops: $ rmmod ath5k $ insmod ath5k $ iw phy0 set distance 11000 BUG: unable to handle kernel NULL pointer dereference at 00000006 IP: [<d0a1ff24>] ath5k_hw_set_coverage_class+0x74/0x1b0 [ath5k] *pde = 00000000 Oops: 0000 [#1] last sysfs file: /sys/devices/pci0000:00/0000:00:0e.0/ieee80211/phy0/index Modules linked in: usbhid option usb_storage usbserial usblp evdev lm90 scx200_acb i2c_algo_bit i2c_dev i2c_core via_rhine ohci_hcd ne2k_pci 8390 leds_alix2 xt_IMQ imq nf_nat_tftp nf_conntrack_tftp nf_nat_irc nf_cc Pid: 1597, comm: iw Not tainted (2.6.32.14 #8) EIP: 0060:[<d0a1ff24>] EFLAGS: 00010296 CPU: 0 EIP is at ath5k_hw_set_coverage_class+0x74/0x1b0 [ath5k] EAX: 000000c2 EBX: 00000000 ECX: ffffffff EDX: c12d2080 ESI: 00000019 EDI: cf8c0000 EBP: d0a30edc ESP: cfa09bf4 DS: 007b ES: 007b FS: 0000 GS: 0000 SS: 0068 Process iw (pid: 1597, ti=cfa09000 task=cf88a000 task.ti=cfa09000) Stack: d0a34f35 d0a353f8 d0a30edc 000000fe cf8c0000 00000000 1900063d cfa8c9e0 <0> cfa8c9e8 cfa8c0c0 cfa8c000 d0a27f0c 199d84b4 cfa8c200 00000010 d09bfdc7 <0> 00000000 00000000 ffffffff d08e0d28 cf9263c0 00000001 cfa09cc4 00000000 Call Trace: [<d0a27f0c>] ? ath5k_hw_attach+0xc8c/0x3c10 [ath5k] [<d09bfdc7>] ? __ieee80211_request_smps+0x1347/0x1580 [mac80211] [<d08e0d28>] ? nl80211_send_scan_start+0x7b8/0x4520 [cfg80211] [<c10f5db9>] ? nla_parse+0x59/0xc0 [<c11ca8d9>] ? genl_rcv_msg+0x169/0x1a0 [<c11ca770>] ? genl_rcv_msg+0x0/0x1a0 [<c11c7e68>] ? netlink_rcv_skb+0x38/0x90 [<c11c9649>] ? genl_rcv+0x19/0x30 [<c11c7c03>] ? netlink_unicast+0x1b3/0x220 [<c11c893e>] ? netlink_sendmsg+0x26e/0x290 [<c11a409e>] ? sock_sendmsg+0xbe/0xf0 [<c1032780>] ? autoremove_wake_function+0x0/0x50 [<c104d846>] ? __alloc_pages_nodemask+0x106/0x530 [<c1074933>] ? do_lookup+0x53/0x1b0 [<c10766f9>] ? __link_path_walk+0x9b9/0x9e0 [<c11acab0>] ? verify_iovec+0x50/0x90 [<c11a42b1>] ? sys_sendmsg+0x1e1/0x270 [<c1048e50>] ? find_get_page+0x10/0x50 [<c104a96f>] ? filemap_fault+0x5f/0x370 [<c1059159>] ? __do_fault+0x319/0x370 [<c11a55b4>] ? sys_socketcall+0x244/0x290 [<c101962c>] ? do_page_fault+0x1ec/0x270 [<c1019440>] ? do_page_fault+0x0/0x270 [<c1002ae5>] ? syscall_call+0x7/0xb Code: 00 b8 fe 00 00 00 b9 f8 53 a3 d0 89 5c 24 14 89 7c 24 10 89 44 24 0c 89 6c 24 08 89 4c 24 04 c7 04 24 35 4f a3 d0 e8 7c 30 60 f0 <0f> b7 43 06 ba 06 00 00 00 a8 10 75 0e 83 e0 20 83 f8 01 19 d2 EIP: [<d0a1ff24>] ath5k_hw_set_coverage_class+0x74/0x1b0 [ath5k] SS:ESP 0068:cfa09bf4 CR2: 0000000000000006 ---[ end trace 54f73d6b10ceb87b ]--- Cc: stable@kernel.org Reported-by: Steve Brown <sbrown@cortland.com> Signed-off-by: Bob Copeland <me@bobcopeland.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-06-17bridge: fdb cleanup runs too oftenstephen hemminger
It is common in end-node, non STP bridges to set forwarding delay to zero; which causes the forwarding database cleanup to run every clock tick. Change to run only as soon as needed or at next ageing timer interval which ever is sooner. Use round_jiffies_up macro rather than attempting round up by changing value. Signed-off-by: Stephen Hemminger <shemminger@vyatta.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-17bnx2: fix dma_get_ops compilation breakageFUJITA Tomonori
This removes dma_get_ops() prefetch optimization in bnx2. bnx2 uses dma_get_ops() to see if dma_sync_single_for_cpu() is noop. bnx2 does prefetch if it's noop. But dma_get_ops() isn't available on all the architectures (only the architectures that uses dma_map_ops struct have it). Using dma_get_ops() in drivers leads to compilation breakage on many architectures. This patch removes dma_get_ops() and changes bnx2 to do prefetch on all the architectures. This adds useless prefetch on non-coherent architectures but this is harmless. It is also unlikely to cause the performance drop. [ Remove now unused local variable 'pdev' -DaveM ] Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Acked-by: Michael Chan <mchan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-16ucc_geth: fix for RX skb buffers recyclingSergey Matyukevich
This patch implements a proper modification of RX skb buffers before recycling. Adjusting only skb->data is not enough because after that skb->tail and skb->len become incorrect. Signed-off-by: Sergey Matyukevich <geomatsi@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-16pcnet_cs: add new id (TOSHIBA Modem/LAN Card)Ken Kawasaki
pcnet_cs: serial_cs: add new id (TOSHIBA Modem/LAN Card) Signed-off-by: Ken Kawasaki <ken_kawasaki@spring.nifty.jp> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-16gianfar: Fix oversized packets handlingAnton Vorontsov
Issuing the following command on host: $ ifconfig eth2 mtu 1600 ; ping 10.0.0.27 -s 1485 -c 1 Makes some boards (tested with MPC8315 rev 1.1 and MPC8313 rev 1.0) oops like this: skb_over_panic: text:c0195914 len:1537 put:1537 head:c79e4800 data:c79e4880 tail:0xc79e4e81 end:0xc79e4e80 dev:eth1 ------------[ cut here ]------------ kernel BUG at net/core/skbuff.c:127! Oops: Exception in kernel mode, sig: 5 [#1] MPC831x RDB last sysfs file: /sys/kernel/uevent_seqnum Modules linked in: NIP: c01c1840 LR: c01c1840 CTR: c016d918 [...] NIP [c01c1840] skb_over_panic+0x48/0x5c LR [c01c1840] skb_over_panic+0x48/0x5c Call Trace: [c0339d50] [c01c1840] skb_over_panic+0x48/0x5c (unreliable) [c0339d60] [c01c3020] skb_put+0x5c/0x60 [c0339d70] [c0195914] gfar_clean_rx_ring+0x25c/0x3d0 [c0339dc0] [c01976e8] gfar_poll+0x170/0x1bc Dumped buffer descriptors showed that eTSEC's length/truncation logic sometimes passes oversized packets, i.e. for the above ICMP packet the following two buffer descriptors may become ready: status=1400 length=1536 status=1800 length=1541 So, it seems that gianfar actually receives the whole big frame, and it tries to place the packet into two BDs. This situation confuses the driver, and so the skb_put() sanity check fails. This patch fixes the issue by adding an appropriate check, i.e. the driver should not try to process frames with buffer descriptor's length over rx_buffer_size (i.e. maxfrm and mrblr). Note that sometimes eTSEC works correctly, i.e. in the second (last) buffer descriptor bits 'truncated' and 'crcerr' are set, and so there's no oops. Though I couldn't find any logic when it works correctly and when not. Signed-off-by: Anton Vorontsov <avorontsov@mvista.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-16ehea: Fix kernel deadlock in DLPAR-mem processingJan-Bernd Themann
Port reset operations and memory add/remove operations need to be serialized to avoid a kernel deadlock. The deadlock is caused by calling the napi_disable() function twice. Therefore we have to employ the dlpar_mem_lock in the ehea_reset_port function as well Signed-off-by: Jan-Bernd Themann <themann@de.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-16ehea: fix delayed packet processingJan-Bernd Themann
In the eHEA poll function an rmb() is required. Without that some packets on the receive queue are not seen and thus delayed until the next interrupt is handled for the same receive queue. Signed-off-by: Jan-Bernd Themann <themann@de.ibm.com> Signed-off-by: Jay Vosburgh <fubar@us.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-16ixgbe: add comment on SFP+ ID for Active DADon Skidmore
These comments were forgotten in the initial patch to add this functionality. This patch corrects that. Signed-off-by: Don Skidmore <donald.c.skidmore@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-16Clear IFF_XMIT_DST_RELEASE for teql interfacesTom Hughes
https://bugzilla.kernel.org/show_bug.cgi?id=16183 The sch_teql module, which can be used to load balance over a set of underlying interfaces, stopped working after 2.6.30 and has been broken in all kernels since then for any underlying interface which requires the addition of link level headers. The problem is that the transmit routine relies on being able to access the destination address in the skb in order to do address resolution once it has decided which underlying interface it is going to transmit through. In 2.6.31 the IFF_XMIT_DST_RELEASE flag was introduced, and set by default for all interfaces, which causes the destination address to be released before the transmit routine for the interface is called. The solution is to clear that flag for teql interfaces. Signed-off-by: Tom Hughes <tom@compton.nu> Acked-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-16gianfar: Fix setup of RX time stampingManfred Rudigier
Previously the RCTRL_TS_ENABLE bit was set unconditionally. However, if the RCTRL_TS_ENABLE is set without TMR_CTRL[TE], the driver does not work properly on some boards (Anton had problems with the MPC8313ERDB and MPC8568EMDS). With this patch the bit will only be set if requested from user space with the SIOCSHWTSTAMP ioctl command, meaning that time stamping is disabled during normal operation. Users who are not interested in time stamps will not experience problems with buggy CPU revisions or performance drops any more. The setting of TMR_CTRL[TE] is still up to the user. This is considered safe because users wanting HW timestamps must initialize the eTSEC clock first anyway, e.g. with the recently submitted PTP clock driver. Signed-off-by: Manfred Rudigier <manfred.rudigier@omicron.at> Reviewed-by: Anton Vorontsov <cbouatmailru@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-16Merge branch 'master' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6
2010-06-16mac80211: fix warn, enum may be used uninitializedChristoph Fritz
regression introduced by b8d92c9c141ee3dc9b3537b1f0ffb4a54ea8d9b2 In function ‘ieee80211_work_rx_queued_mgmt’: warning: ‘rma’ may be used uninitialized in this function this re-adds default value WORK_ACT_NONE back to rma Signed-off-by: Christoph Fritz <chf.fritz@googlemail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-06-15bridge: Fix OOM crash in deliver_cloneHerbert Xu
The bridge multicast patches introduced an OOM crash in the forward path, when deliver_clone fails to clone the skb. Reported-by: Mark Wagner <mwagner@redhat.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-15netxen: fix caching window registerAmit Kumar Salecha
CRB window register is not per pci-func for NX3031, so caching can result in incorrect values. Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-15netxen: fix rcv buffer leakAmit Kumar Salecha
Rcv producer should be read in spin-lock. Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-15netxen: fix memory leaks in error pathAmit Kumar Salecha
Fixes memory leak in error path when memory allocation for adapter data structures fails. Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-15pcmcia: dev_node removal bugfixDominik Brodowski
Patch c7c2fa07 removed one line too much from smc91c92_cs.c. Reported-by: Komuro <komurojun-mbn@nifty.com> CC: netdev@vger.kernel.org CC: linux-wireless@vger.kernel.org Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-15hostap: Protect against initialization interruptTim Gardner
Use an irq spinlock to hold off the IRQ handler until enough early card init is complete such that the handler can run without faulting. Signed-off-by: Tim Gardner <tim.gardner@canonical.com> Cc: stable@kernel.org Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-06-15Merge branch 'master' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/kaber/nf-2.6
2010-06-15iwlwifi: cancel scan watchdog in iwl_bg_abort_scanJohn W. Linville
Avoids this: WARNING: at net/mac80211/scan.c:312 ieee80211_scan_completed+0x5f/0x1f1 [mac80211]() Hardware name: Latitude E5400 Modules linked in: aes_x86_64 aes_generic fuse ipt_MASQUERADE iptable_nat nf_nat rfcomm sco bridge stp llc bnep l2cap sunrpc cpufreq_ondemand acpi_cpufreq freq_table xt_physdev ip6t_REJECT nf_conntrack_ipv6 ip6table_filter ip6_tables ipv6 kvm_intel kvm uinput arc4 ecb snd_hda_codec_intelhdmi snd_hda_codec_idt snd_hda_intel iwlagn snd_hda_codec snd_hwdep snd_seq snd_seq_device iwlcore snd_pcm dell_wmi sdhci_pci sdhci iTCO_wdt tg3 dell_laptop mmc_core i2c_i801 wmi mac80211 snd_timer iTCO_vendor_support btusb joydev dcdbas cfg80211 bluetooth snd soundcore microcode rfkill snd_page_alloc firewire_ohci firewire_core crc_itu_t yenta_socket rsrc_nonstatic i915 drm_kms_helper drm i2c_algo_bit i2c_core video output [last unloaded: scsi_wait_scan] Pid: 979, comm: iwlagn Tainted: G W 2.6.33.3-85.fc13.x86_64 #1 Call Trace: [<ffffffff8104b558>] warn_slowpath_common+0x77/0x8f [<ffffffff8104b57f>] warn_slowpath_null+0xf/0x11 [<ffffffffa01bb7d9>] ieee80211_scan_completed+0x5f/0x1f1 [mac80211] [<ffffffffa02a23f0>] iwl_bg_scan_completed+0xbb/0x17a [iwlcore] [<ffffffff81060d3d>] worker_thread+0x1a4/0x232 [<ffffffffa02a2335>] ? iwl_bg_scan_completed+0x0/0x17a [iwlcore] [<ffffffff81064817>] ? autoremove_wake_function+0x0/0x34 [<ffffffff81060b99>] ? worker_thread+0x0/0x232 [<ffffffff810643c7>] kthread+0x7a/0x82 [<ffffffff8100a924>] kernel_thread_helper+0x4/0x10 [<ffffffff8106434d>] ? kthread+0x0/0x82 [<ffffffff8100a920>] ? kernel_thread_helper+0x0/0x10 Reported here: https://bugzilla.redhat.com/show_bug.cgi?id=590436 Signed-off-by: John W. Linville <linville@tuxdriver.com> Reported-by: Mihai Harpau <mishu@piatafinanciara.ro> Cc: stable@kernel.org Acked-by: Reinette Chatre <reinette.chatre@intel.com>
2010-06-14wireless: orphan ipw2x00 driversZhu Yi
Signed-off-by: Zhu Yi <yi.zhu@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-06-14p54pci: add Symbol AP-300 minipci adapters pciidJoerg Albert
Cc: stable@kernel.org Signed-off-by: Christian Lamparter <chunkeey@googlemail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-06-14libertas_tf: Fix warning in lbtf_rx for stats structPrarit Bhargava
Fixes linux-2.6 warning: drivers/net/wireless/libertas_tf/main.c: In function 'lbtf_rx': drivers/net/wireless/libertas_tf/main.c:578: warning: 'stats.antenna' is used uninitialized in this function drivers/net/wireless/libertas_tf/main.c:578: warning: 'stats.mactime' is used uninitialized in this function stats struct needs to be set to 0 before use. Signed-off-by: Prarit Bhargava <prarit@redhat.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2010-06-14iwlagn: verify flow id in compressed BA packetShanyu Zhao
The flow id (scd_flow) in a compressed BA packet should match the txq_id of the queue from which the aggregated packets were sent. However, in some hardware like the 1000 series, sometimes the flow id is 0 for the txq_id (10 to 19). This can cause the annoying message: [ 2213.306191] iwlagn 0000:01:00.0: Received BA when not expected [ 2213.310178] iwlagn 0000:01:00.0: Read index for DMA queue txq id (0), index 5, is out of range [0-256] 7 7. And even worse, if agg->wait_for_ba is true when the bad BA is arriving, this can cause system hang due to NULL pointer dereference because the code is operating in a wrong tx queue! Signed-off-by: Shanyu Zhao <shanyu.zhao@intel.com> Signed-off-by: Pradeep Kulkarni <pradeepx.kulkarni@intel.com> Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
2010-06-14iwlwifi: serialize station management actionsReinette Chatre
We are seeing some race conditions between incoming station management requests (station add/remove) and the internal unassoc RXON command that modifies station table. Modify these flows to require the mutex to be held and thus serializing them. This fixes http://bugzilla.intellinuxwireless.org/show_bug.cgi?id=2207 Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
2010-06-13ixgbe: fix automatic LRO/RSC settings for low latencyAndy Gospodarek
This patch added to 2.6.34: commit f8d1dcaf88bddc7f282722ec1fdddbcb06a72f18 Author: Jesse Brandeburg <jesse.brandeburg@intel.com> Date: Tue Apr 27 01:37:20 2010 +0000 ixgbe: enable extremely low latency introduced a feature where LRO (called RSC on the hardware) was disabled automatically when setting rx-usecs to 0 via ethtool. Some might not like the fact that LRO was disabled automatically, but I'm fine with that. What I don't like is that LRO/RSC is automatically enabled when rx-usecs is set >0 via ethtool. This would certainly be a problem if the device was used for forwarding and it was determined that the low latency wasn't needed after the device was already forwarding. I played around with saving the state of LRO in the driver, but it just didn't seem worthwhile and would require a small change to dev_disable_lro() that I did not like. This patch simply leaves LRO disabled when setting rx-usecs >0 and requires that the user enable it again. An extra informational message will also now appear in the log so users can understand why LRO isn't being enabled as they expect. Inconsistency of LRO setting first noticed by Stanislaw Gruszka. Signed-off-by: Andy Gospodarek <andy@greyhouse.net> CC: Stanislaw Gruszka <sgruszka@redhat.com> CC: stable@kernel.org Tested-by: Stephen Ko <stephen.s.ko@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-13e1000: Fix message logging defectJoe Perches
commit 675ad47375c76a7c3be4ace9554d92cd55518ced removed the capability to use ethtool.set_msglevel to control the types of messages emitted by the driver. That commit should probably be reverted. If not, then this patch fixes a message logging defect introduced by converting a printk without KERN_<level> to e_info. This also reduces text by about 200 bytes. Signed-off-by: Joe Perches <joe@perches.com> Tested-by: Emil Tantilov <emil.s.tantilov@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-13ixgbe: fix for race with 8259(8|9) during shutdownDon Skidmore
There is a small window where the watchdog could be running as the interface is brought down on a NIC with two ports wired back to back. If ixgbe_update_status is then called can lead to a panic. This patch allows the update to bail if we are in that condition. This issue was orignally reported and fix proposed by Akihiko Saitou. CC: Akihiko Saitou <asaitou@users.sourceforge.net> Signed-off-by: Don Skidmore <donald.c.skidmore@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-13net: rxhash already set in __copy_skb_headerEric Dumazet
No need to copy rxhash again in __skb_clone() Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-13net: fix deliver_no_wcard regression on loopback deviceJohn Fastabend
deliver_no_wcard is not being set in skb_copy_header. In the skb_cloned case it is not being cleared and may cause the skb to be dropped when the loopback device pushes it back up the stack. Signed-off-by: John Fastabend <john.r.fastabend@intel.com> Acked-by: Eric Dumazet <eric.dumazet@gmail.com> Tested-by: Markus Trippelsdorf <markus@trippelsdorf.de> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-12enic: fix pci_alloc_consistent argumentRandy Dunlap
Fix build warning on i386 (32-bit) with 32-bit dma_addr_t: drivers/net/enic/vnic_dev.c: In function 'vnic_dev_init_prov': drivers/net/enic/vnic_dev.c:716: warning: passing argument 3 of 'pci_alloc_consistent' from incompatible pointer type include/asm-generic/pci-dma-compat.h:16: note: expected 'dma_addr_t *' but argument is of type 'u64 *' Now builds without warnings on i386 and on x86_64. Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com> Cc: Scott Feldman <scofeldm@cisco.com> Cc: Vasanthy Kolluri <vkolluri@cisco.com> Cc: Roopa Prabhu <roprabhu@cisco.com> Acked-by: Scott Feldman <scofeldm@cisco.com>
2010-06-11Merge branch 'wimax-2.6.35.y' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/inaky/wimax
2010-06-11wimax/i2400m: fix missing endian correction read in fw loaderInaky Perez-Gonzalez
i2400m_fw_hdr_check() was accessing hardware field bcf_hdr->module_type (little endian 32) without converting to host byte sex. Reported-by: Данилин Михаил <mdanilin@nsg.net.ru> Signed-off-by: Inaky Perez-Gonzalez <inaky@linux.intel.com>
2010-06-10net8139: fix a race at the end of NAPIFigo.zhang
fix a race at the end of NAPI complete processing, it had better do __napi_complete() first before re-enable interrupt. Signed-off-by:Figo.zhang <figo1802@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2010-06-10pktgen: Fix accuracy of inter-packet delay.Daniel Turull
This patch correct a bug in the delay of pktgen. It makes sure the inter-packet interval is accurate. Signed-off-by: Daniel Turull <daniel.turull@gmail.com> Signed-off-by: Robert Olsson <robert.olsson@its.uu.se> Signed-off-by: David S. Miller <davem@davemloft.net>
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