Jason Wang 2e857aaf09 ptr_ring: prevent integer overflow when calculating size ...

[ Upstream commit 54e02162d4 ]

Switch to use dividing to prevent integer overflow when size is too
big to calculate allocation size properly.

Reported-by: Eric Biggers <ebiggers3@gmail.com>
Fixes: 6e6e41c311 ("ptr_ring: fail early if queue occupies more than KMALLOC_MAX_SIZE")
Signed-off-by: Jason Wang <jasowang@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2018-05-30 07:50:27 +02:00

..

acpi

ACPICA: OSL: Add support to exclude stdarg.h

2018-04-13 19:48:28 +02:00

asm-generic

asm-generic: provide generic_pmdp_establish()

2018-05-30 07:50:23 +02:00

clocksource

clocksource/drivers/sp804: Convert init function to return error

2016-06-28 10:19:30 +02:00

crypto

crypto: hash - prevent using keyed hashes without setting key

2018-02-25 11:05:44 +01:00

drm

drm: Allow determining if current task is output poll worker

2018-03-18 11:18:48 +01:00

dt-bindings

dt-bindings: clock: mediatek: add binding for fixed-factor clock axisel_d4

2018-04-24 09:34:14 +02:00

keys

KEYS: Strip trailing spaces

2016-06-14 10:29:44 +01:00

kvm

arm/arm64: KVM: Add PSCI version selection API

2018-05-09 09:50:19 +02:00

linux

ptr_ring: prevent integer overflow when calculating size

2018-05-30 07:50:27 +02:00

math-emu

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media

Merge tag 'v4.8' into patchwork

2016-10-05 16:43:53 -03:00

memory

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misc

cxl: Add cxl_check_and_switch_mode() API to switch bi-modal cards

2016-07-14 20:28:11 +10:00

net

bonding: send learning packets for vlans on slave

2018-05-19 10:26:59 +02:00

pcmcia

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ras

tracing, RAS: Cleanup on __get_str() usage

2016-07-15 15:51:16 -04:00

rdma

RDMA/ucma: Introduce safer rdma_addr_size() variants

2018-04-08 12:12:49 +02:00

rxrpc

rxrpc: Add tracepoint for ACK proposal

2016-09-23 15:49:19 +01:00

scsi

scsi: sg: disable SET_FORCE_LOW_DMA

2018-01-23 19:57:04 +01:00

soc

fsl/qe: add bit description for SYNL register for GUMR

2018-04-13 19:48:01 +02:00

sound

ALSA: control: Hardening for potential Spectre v1

2018-05-01 15:13:06 -07:00

target

target: Avoid early CMD_T_PRE_EXECUTE failures during ABORT_TASK

2018-01-17 09:38:54 +01:00

trace

tracing/hrtimer: Fix tracing bugs by taking all clock bases and modes into account

2018-05-30 07:50:19 +02:00

uapi

cfg80211: limit wiphy names to 128 bytes

2018-05-25 16:12:59 +02:00

video

Merge tag 'fbdev-4.9' of git://git.kernel.org/pub/scm/linux/kernel/git/tomba/linux

2016-10-12 11:01:37 -07:00

xen

swiotlb-xen: implement xen_swiotlb_dma_mmap callback

2017-10-05 09:44:05 +02:00

Kbuild

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