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Based upon a report and initial patch by Peter Lieven.
tcp4_md5sig_key and tcp6_md5sig_key need to start with
the exact same members as tcp_md5sig_key. Because they
are both cast to that type by tcp_v{4,6}_md5_do_lookup().
Unfortunately tcp{4,6}_md5sig_key use a u16 for the key
length instead of a u8, which is what tcp_md5sig_key
uses. This just so happens to work by accident on
little-endian, but on big-endian it doesn't.
Instead of casting, just place tcp_md5sig_key as the first member of
the address-family specific structures, adjust the access sites, and
kill off the ugly casts.
Signed-off-by: David S. Miller <davem@davemloft.net>
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* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus:
[MIPS] Fix fallocate on o32 binary compat ABI
[MIPS] Fix CONFIG_BUILD_ELF64 kernels with symbols in CKSEG0.
[MIPS] IP32: Fix initialization of UART base addresses.
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MIPS was mistakenly forgetting to use the fallocate compat wrapper, which
I noticed while cleaning up all the duplicate fallocate wrappers.
Signed-off-by: Kyle McMartin <kyle@mcmartin.ca>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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The __pa() for those did assume that all symbols have XKPHYS values and
the math fails for any other address range.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/hpa/linux-2.6-x86setup
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/hpa/linux-2.6-x86setup:
[x86 setup] Correct the SMAP check for INT 0x15, AX=0xe820
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The e820 probe code was checking %edx, not %eax, for the SMAP
signature on return. This worked on *almost* all systems, since %edx
still contained SMAP from the call on entry, but on a handful of
systems it failed -- plus, we would have missed real mismatches.
The error output is "=d" to make sure gcc knows %edx is clobbered
here.
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
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Setup dr_mode for USB-DR to peripheral as the default (host mode) doesn't make
much sense for the mini-AB connector on the ITX board.
Peripheral mode is preferable to OTG as the fsl_usb2_udc.c driver doesn't yet
properly support it.
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
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mpc834x USB-MPH configuration got broken by commit
6f442560021aecf08658e26ed9a37e6928ef0fa1. The selection bits in SICRL
should be cleared rather than set to configure the USB MUXes for the MPH.
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
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in cpm_uart_cpm1.h, DPRAM_BASE is assigned an address derived from cpmp.
On ARC=ppc, this is a physical address with 1:1 DMA mapping which can't
be used for arithmetric compare operations with virtual addresses
returned by cpm_dpram_addr. This patch changes the assignment to use
cpm_dpram_addr as well, like in cpm_uart_cpm2.h.
Signed-off-by: Jochen Friedrich <jochen@scram.de>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
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cpm_dpram_addr returns physical memory of the DP RAM instead of
iomapped virtual memory. As there usually is a 1:1 MMU map of
the IMMR area, this is often not noticed. However, cpm_dpram_phys
assumes this iomapped virtual memory and returns garbage on the
1:1 mapped memory causing CPM1 uart console to fail.
This patch fixes the problem (copied from the powerpc tree).
Signed-off-by: Jochen Friedrich <jochen@scram.de>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
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The powerpc version of commproc.c exports cpm_dpram_addr twice
and cpm_dpram_phys not at all due to a typo. This patch fixes this
problem.
CC arch/powerpc/sysdev/commproc.o
arch/powerpc/sysdev/commproc.c:398: error: redefinition of '__kcrctab_cpm_dpram_addr'
arch/powerpc/sysdev/commproc.c:392: error: previous definition of '__kcrctab_cpm_dpram_addr' was here
arch/powerpc/sysdev/commproc.c:398: error: redefinition of '__kstrtab_cpm_dpram_addr'
arch/powerpc/sysdev/commproc.c:392: error: previous definition of '__kstrtab_cpm_dpram_addr' was here
arch/powerpc/sysdev/commproc.c:398: error: redefinition of '__ksymtab_cpm_dpram_addr'
arch/powerpc/sysdev/commproc.c:392: error: previous definition of '__ksymtab_cpm_dpram_addr' was here
make[1]: *** [arch/powerpc/sysdev/commproc.o] Error 1
make: *** [arch/powerpc/sysdev] Error 2
Signed-off-by: Jochen Friedrich <jochen@scram.de>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
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This blade-specific board form factor is identical to the 82571EB
board.
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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This should fix http://bugzilla.kernel.org/show_bug.cgi?id=8667
After resume, driver has reset the chip so the current state
of transmit checksum offload state machine and DMA state machine
will be undefined.
The fix is to set the state so that first Tx will set MSS and offset
values.
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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The FE+ workaround means the driver can no longer trust the status register
to indicate VLAN tagged frames. The fix for this is to just disable VLAN
acceleration for that chip version. Tested and works fine.
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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The Yukon FE+ chip appears to have a hardware glitch that causes bogus
receive status values to be posted. The data in the packet is good, but
the status value is random garbage. As a temporary workaround until the
problem is better understood, implement the workaround the vendor driver
used of ignoring the status value on this chip.
Since this means trusting dodgy hardware values; add additional checking
of the receive packet length.
Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
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* 'upstream' of git://ftp.linux-mips.org/pub/scm/upstream-linus:
[MIPS] Fix CONFIG_BUILD_ELF64 kernels with symbols in CKSEG0.
[MIPS] IP32: Fix initialization of UART base addresses.
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This code is ported from the DRM git tree and allows the vblank interrupts
to function on the i965 hw. It also requires a change in Mesa's 965 driver
to actually use them.
[ Without this patch, my 965GM drops vblank interrupts - Jesse ]
Signed-off-by: Dave Airlie <airlied@linux.ie>
Acked-by: Jesse Barnes <jesse.barnes@intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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The __pa() for those did assume that all symbols have XKPHYS values and
the math fails for any other address range.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
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This fixes kernel bugzilla #5731
It should generate an empty packet for datagram protocols when the
socket is connected, for one.
The check is doubly-wrong because all that a write() can be is a
sendmsg() call with a NULL msg_control and a single entry iovec. No
special semantics should be assigned to it, therefore the zero length
check should be removed entirely.
This matches the behavior of BSD and several other systems.
Alan Cox notes that SuSv3 says the behavior of a zero length write on
non-files is "unspecified", but that's kind of useless since BSD has
defined this behavior for a quarter century and BSD is essentially
what application folks code to.
Based upon a patch from Stephen Hemminger.
Signed-off-by: David S. Miller <davem@davemloft.net>
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If of_get_property() fails, it returns NULL and the 'len'
parameter is undefined. So we need to explicitly set len
to zero in such cases.
Noticed by Al Viro.
Signed-off-by: David S. Miller <davem@davemloft.net>
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This reverts commit 184c44d2049c4db7ef6ec65794546954da2c6a0e.
As noted by Dave Jones:
"Linus, please revert the above cset. It doesn't seem to be
necessary (it was added to fix a miscompile in 'make allnoconfig'
which doesn't seem to be repeatable with it reverted) and actively
breaks the ARM SA1100 framebuffer driver."
Requested-by: Dave Jones <davej@redhat.com>
Cc: Russell King <rmk+lkml@arm.linux.org.uk>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/hpa/linux-2.6-x86setup
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/hpa/linux-2.6-x86setup:
[x86 setup] Handle case of improperly terminated E820 chain
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This reverts commit e66485d747505e9d960b864fc6c37f8b2afafaf0, since
Rafael Wysocki noticed that the change only works for his in -mm, not in
mainline (and that both "noapictimer" _and_ "apicmaintimer" are broken
on his hardware, but that's apparently not a regression, just a symptom
of the same issue that causes the automatic apic timer disable to not
work).
It turns out that it really doesn't work correctly on x86-64, since
x86-64 doesn't use the generic clock events for timers yet.
Thanks to Rafal for testing, and here's the ugly details on x86-64 as
per Thomas:
"I just looked into the code and the logic vs. noapictimer on SMP is
completely broken.
On i386 the noapictimer option not only disables the local APIC
timer, it also registers the CPUs for broadcasting via IPI on SMP
systems.
The x86-64 code uses the broadcast only when the local apic timer is
active, i.e. "noapictimer" is not on the command line. This defeats
the whole purpose of "noapictimer". It should be there to make boxen
work, where the local APIC timer actually has a hardware problem,
e.g. the nx6325.
The current implementation of x86_64 only fixes the ACPI c-states
related problem where the APIC timer stops in C3(2), nothing else.
On nx6325 and other AMD X2 equipped systems which have the C1E
enabled we run into the following:
PIT keeps jiffies (and the system) running, but the local APIC timer
interrupts can get out of sync due to this C1E effect.
I don't think this is a critical problem, but it is wrong
nevertheless.
I think it's safe to revert the C1E patch and postpone the fix to the
clock events conversion."
On further reflection, Thomas noted:
"It's even worse than I thought on the first check:
"noapictimer" on the command line of an SMP box prevents _ONLY_ the
boot CPU apic timer from being used. But the secondary CPU is still
unconditionally setting up the APIC timer and uses the non
calibrated variable calibration_result, which is of course 0, to
setup the APIC timer. Wreckage guaranteed."
so we'll just have to wait for the x86 merge to hopefully fix this up
for x86-64.
Tested-and-requested-by: Rafael J. Wysocki <rjw@sisk.pl>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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At least one system (a Geode system with a Digital Logic BIOS) has
been found which suddenly stops reporting the SMAP signature when
reading the E820 memory chain. We can't know what, exactly, broke in
the BIOS, so if we detect this situation, declare the E820 data
unusable and fall back to E801.
Also, revert to original behavior of always probing all memory
methods; that way all the memory information is available to the
kernel.
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Cc: Jordan Crouse <jordan.crouse@amd.com>
Cc: Joerg Pommnitz <pommnitz@yahoo.com>
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execve's error paths don't activate (and therefore pin) the mm before
calling exit_mmap to free it up, so don't try to unpin unless it is
actually pinned. This prevents a BUG_ON from triggering.
Signed-off-by: Jeremy Fitzhardinge <jeremy@xensource.com>
Cc: Christian Ostheimer <osth@freesurf.ch>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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commit 3556ddfa9284a86a59a9b78fe5894430f6ab4eef titled
[PATCH] x86-64: Disable local APIC timer use on AMD systems with C1E
solves a problem with AMD dual core laptops e.g. HP nx6325 (Turion 64
X2) with C1E enabled:
When both cores go into idle at the same time, then the system switches
into C1E state, which is basically the same as C3. This stops the local
apic timer.
This was debugged right after the dyntick merge on i386 and despite the
patch title it fixes only the 32 bit path.
x86_64 is still missing this fix. It seems that mainline is not really
affected by this issue, as the PIT is running and keeps jiffies
incrementing, but that's just waiting for trouble.
-mm suffers from this problem due to the x86_64 high resolution timer
patches.
This is a quick and dirty port of the i386 code to x86_64.
I spent quite a time with Rafael to debug the -mm / hrt wreckage until
someone pointed us to this. I really had forgotten that we debugged this
half a year ago already.
Sigh, is it just me or is there something yelling arch/x86 into my ear?
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Tested-by: Rafael J. Wysocki <rjw@sisk.pl>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Following patch silents;
...
drivers/char/hpet.c:72: warning: 'clocksource_hpet' defined but not used
drivers/char/hpet.c:81: warning: 'hpet_clocksource' defined but not used
...
build warnings on i386, they appeared after commit 3b2b64fd311c92f2137eb7cee7025794cd854057
Signed-off-by: S.Çağlar Onur <caglar@pardus.org.tr>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
--
drivers/char/hpet.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
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The problem is that the garbage collector for the 'host' structures
nlm_gc_hosts(), holds nlm_host_mutex while calling down to
nlmsvc_mark_resources, which, eventually takes the file->f_mutex.
We cannot therefore call nlmsvc_lookup_host() from within
nlmsvc_create_block, since the caller will already hold file->f_mutex, so
the attempt to grab nlm_host_mutex may deadlock.
Fix the problem by calling nlmsvc_lookup_host() outside the file->f_mutex.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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The function should also use ftruncate64() rather than ftruncate() to prevent
files over 4GB (not uncommon for a root filesystem) being zeroed.
Signed-off-by: Chris Malley <mail@chrismalley.co.uk>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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It gets pointer to fastcall function, expects a pointer to normal
one and calls the sucker.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Acked-By: David Howells <dhowells@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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duplicated .mmap in one, .vidioc_s_audio misspelled as .vidioc_g_audio
in other
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Acked-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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As Stephen Hemminger says, this is a "belt and suspenders" patch that
zeroes the envp array at allocation time, even though all the users
should NULL-terminate it anyway (and we've hopefully fixed everybody
that doesn't do that).
And we'll apparently clean the whole envp thing up for 2.6.24 anyway.
But let's just be robust, and do both this *and* make sure that all
users are doing the right thing.
Acked-by: Stephen Hemminger <shemminger@linux-foundation.org>
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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* master.kernel.org:/pub/scm/linux/kernel/git/jejb/scsi-rc-fixes-2.6:
[SCSI] esp: fix instance numbering.
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git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
* 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc:
[POWERPC] spufs: fix mismerge, making context signal{1,2} files readable again
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master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
* 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6:
[PPP_MPPE]: Don't put InterimKey on the stack
SCTP : Add paramters validity check for ASCONF chunk
SCTP: Discard OOTB packetes with bundled INIT early.
SCTP: Clean up OOTB handling and fix infinite loop processing
SCTP: Explicitely discard OOTB chunks
SCTP: Send ABORT chunk with correct tag in response to INIT ACK
SCTP: Validate buffer room when processing sequential chunks
[PATCH] mac80211: fix initialisation when built-in
[PATCH] net/mac80211/wme.c: fix sparse warning
[PATCH] cfg80211: fix initialisation if built-in
[PATCH] net/wireless/sysfs.c: Shut up build warning
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master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6
* 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6:
[SUNSAB]: Fix broken SYSRQ.
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* 'trivial' of git://git.kernel.dk/data/git/linux-2.6-block:
cdrom_open() forgets to unlock on -EROFS failure exits
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master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/libata-dev
* 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/libata-dev:
pata_sis: add missing UDMA5 timing value in sis_66_set_dmamode()
sata_sil24: fix IRQ clearing race when PCIX_IRQ_WOC is used
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git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6
* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6:
ACPI: hpet: ACPI Error (utglobal-0126): Unknown exception code: 0xFFFFFFF0
ACPI: CONFIG_ACPI_SLEEP=n power off regression in 2.6.23-rc8 (NOT in rc7)
ACPI: suspend: build-fix for CONFIG_SUSPEND=n and CONFIG_HIBERNATION=y
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master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6
* 'upstream-linus' of master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6:
[PATCH] WE : Add missing auth compat-ioctl
[PATCH] softmac: Fix inability to associate with WEP networks
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The commit 8b6f50ef1d5cc86b278eb42bc91630fad455fb10 seems to have
been affected by a mismerge of a duplicate patch
(d054b36ffd302ec65aabec16a0c60ddd9e6b5a62) - both the
spufs_dir_contents and spufs_dir_nosched_contents have been given
write-only signal notification files.
This change reverts the spufs_dir_contents array to use the
readable signal notification file implementation.
Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
Acked-by: Arnd Bergmann <arnd.bergmann@de.ibm.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
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Signed-off-by: Michal Schmidt <mschmidt@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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If ADDIP is enabled, when an ASCONF chunk is received with ASCONF
paramter length set to zero, this will cause infinite loop.
By the way, if an malformed ASCONF chunk is received, will cause
processing to access memory without verifying.
This is because of not check the validity of parameters in ASCONF chunk.
This patch fixed this.
Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com>
Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com>
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RFC 4460 and future RFC 4960 (2960-bis) specify that packets
with bundled INIT chunks need to be dropped. We currenlty do
that only after processing any leading chunks. For OOTB chunks,
since we already walk the entire packet, we should discard packets
with bundled INITs.
There are other chunks chunks that MUST NOT be bundled, but the spec
is silent on theire treatment. Thus, we'll leave their teatment
alone for the moment.
Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com>
Acked-by: Wei Yongjun <yjwei@cn.fujitsu.com>
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While processing OOTB chunks as well as chunks with an invalid
length of 0, it was possible to SCTP to get wedged inside an
infinite loop because we didn't catch the condition correctly,
or didn't mark the packet for discard correctly.
This work is based on original findings and work by
Wei Yongjun <yjwei@cn.fujitsu.com>
Signed-off-by: Vlad Yasevich <vladislav.yasevich@hp.com>
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