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linux/drivers/gpu/drm
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Daniel Vetter 5bf8bec3f4 drm: limit to INT_MAX in create_blob ioctl 
The hardened usercpy code is too paranoid ever since commit 6a30afa8c1fb
("uaccess: disallow > INT_MAX copy sizes")

Code itself should have been fine as-is.

Link: http://lkml.kernel.org/r/20191106164755.31478-1-daniel.vetter@ffwll.ch
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Reported-by: syzbot+fb77e97ebf0612ee6914@syzkaller.appspotmail.com
Fixes: 6a30afa8c1fb ("uaccess: disallow > INT_MAX copy sizes")
Cc: Kees Cook <keescook@chromium.org>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2019-12-04 19:44:13 -08:00
..
amd
Merge tag 'pci-v5.5-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci
2019-12-03 13:58:22 -08:00
arc
Merge tag 'arcpgu-updates-2019.07.18' of github.com:abrodkin/linux into drm-next
2019-11-14 09:28:46 +10:00
arm
Merge v5.4-rc7 into drm-next
2019-11-14 05:53:10 +10:00
armada
drm/armada: drop use of drmP.h
2019-08-14 18:31:10 +02:00
aspeed
drm/aspeed: gfc_crtc: Make structure aspeed_gfx_funcs constant
2019-08-14 19:27:26 +02:00
ast
drm/vram: drop DRM_VRAM_MM_FILE_OPERATIONS
2019-10-17 13:59:16 +02:00
atmel-hlcdc
drm/atmel-hlcdc: Use swap() where appropriate
2019-10-11 18:22:50 +03:00
bochs
drm/bochs: Replace prepare_fb()/cleanup_fb() with GEM VRAM helpers
2019-10-24 16:12:30 +02:00
bridge
Merge tag 'gpio-v5.5-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio
2019-12-01 17:56:50 -08:00
cirrus
drm/simple-kms: Standardize arguments for callbacks
2019-10-24 13:55:56 +02:00
etnaviv
Merge v5.4-rc7 into drm-next
2019-11-14 05:53:10 +10:00
exynos
drm/exynos: Move static keyword to the front of declaration
2019-10-28 21:12:27 +09:00
fsl-dcu
drm: Stop including drm_bridge.h from drm_crtc.h
2019-08-28 22:11:03 +02:00
gma500
drm: Spelling s/connet/connect/
2019-10-24 17:59:45 +02:00
hisilicon
drm/hisilicon/hibmc: Use GEM VRAM's prepare_fb() and cleanup_fb() helpers
2019-10-24 16:12:36 +02:00
i2c
drm: tda998x: use cec_notifier_conn_(un)register
2019-10-21 14:23:25 +02:00
i810
drm/i810: Prevent underflow in ioctl
2019-10-04 17:04:05 +01:00
i915
Merge tag 'kbuild-v5.5' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-kbuild
2019-12-02 17:35:04 -08:00
imx
Merge drm/drm-next into drm-misc-next
2019-10-03 16:38:50 +02:00
ingenic
Merge tag 'drm-next-2019-09-18' of git://anongit.freedesktop.org/drm/drm
2019-09-19 16:24:24 -07:00
lib
…
lima
drm/lima: add __GFP_NOWARN flag to all dma_alloc_wc
2019-10-17 23:42:02 +08:00
mcde
Merge drm/drm-next into drm-misc-next
2019-10-03 16:38:50 +02:00
mediatek
Merge tag 'mediatek-drm-next-5.5-2' of https://github.com/ckhu-mediatek/linux.git-tags into drm-next
2019-11-08 13:19:55 +10:00
meson
drm/meson: Enable DRM InfoFrame support on GXL, GXM and G12A
2019-10-10 12:50:02 +02:00
mga
drm/mga: drop use of drmP.h
2019-06-30 09:48:05 +02:00
mgag200
drm/vram: drop DRM_VRAM_MM_FILE_OPERATIONS
2019-10-17 13:59:16 +02:00
msm
drm/msm: fix memleak on release
2019-11-13 15:34:15 -05:00
mxsfb
drm/mxsfb: Read bus flags from bridge if present
2019-10-14 22:19:32 +02:00
nouveau
Merge tag 'for-linus-hmm' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma
2019-11-30 10:33:14 -08:00
omapdrm
Merge drm/drm-next into drm-misc-next
2019-10-23 11:14:11 -04:00
panel
Merge v5.4-rc4 into drm-next
2019-10-23 12:10:05 +02:00
panfrost
Merge v5.4-rc7 into drm-next
2019-11-14 05:53:10 +10:00
pl111
drm/simple-kms: Standardize arguments for callbacks
2019-10-24 13:55:56 +02:00
qxl
drm/qxl: stop using TTM to call driver internal functions
2019-10-25 11:40:51 +02:00
r128
drm/r128: drop use of drmP.h
2019-07-17 12:52:55 +02:00
radeon
Merge tag 'pci-v5.5-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci
2019-12-03 13:58:22 -08:00
rcar-du
drm: rcar-du: lvds: Add r8a774b1 support
2019-10-16 00:28:32 +03:00
rockchip
drm/rockchip: Avoid drm_dp_link helpers
2019-10-23 18:21:01 +02:00
savage
…
scheduler
drm/sched: Avoid job cleanup if sched thread is parked.
2019-11-07 18:08:07 -05:00
selftests
drm/mm: Use helpers for drm_mm_node booleans
2019-10-04 13:42:33 +01:00
shmobile
drm/shmobile: drop use of drmP.h
2019-07-15 18:11:31 +02:00
sis
…
sti
drm: sti: fix W=1 warnings
2019-09-16 15:14:43 +02:00
stm
drm/stm: dsi: higher pll out only in video burst mode
2019-09-16 15:14:10 +02:00
sun4i
Merge tag 'drm-next-2019-11-27' of git://anongit.freedesktop.org/drm/drm
2019-11-27 17:45:48 -08:00
tdfx
drm/tdfx: drop use of drmP.h
2019-07-17 12:52:55 +02:00
tegra
drm/tegra: Unconditionally select IOMMU_IOVA
2019-11-01 10:49:29 +01:00
tilcdc
Merge tag 'drm-misc-next-2019-10-09-2' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
2019-10-11 09:30:53 +10:00
tiny
drm/shmem: drop DEFINE_DRM_GEM_SHMEM_FOPS
2019-10-17 13:59:16 +02:00
ttm
Merge branch 'vmwgfx-coherent' of git://people.freedesktop.org/~thomash/linux into drm-next
2019-11-28 14:33:01 +10:00
tve200
drm/bridge: panel: Infer connector type from panel by default
2019-09-08 19:04:23 +02:00
udl
drm/connector: Share with non-atomic drivers the function to get the single encoder
2019-09-16 15:13:02 -07:00
v3d
Merge v5.4-rc7 into drm-next
2019-11-14 05:53:10 +10:00
vboxvideo
drm/vboxvideo: Use drm_gem_fb_create_with_dirty instead of drm_gem_fb_create
2019-10-29 13:10:07 +01:00
vc4
Merge drm/drm-next into drm-misc-next
2019-10-23 11:14:11 -04:00
vgem
dma-buf: rename reservation_object to dma_resv
2019-08-13 09:09:30 +02:00
via
drivers/gpu/drm/via: convert put_page() to put_user_page*()
2019-09-24 15:54:08 -07:00
virtio
drm/virtio: move byteorder handling into virtio_gpu_cmd_transfer_to_host_2d function
2019-10-22 11:34:03 +02:00
vkms
drm/vkms: Remove duplicated include from vkms_drv.c
2019-10-10 15:45:35 +02:00
vmwgfx
Merge branch 'vmwgfx-coherent' of git://people.freedesktop.org/~thomash/linux into drm-next
2019-11-28 14:33:01 +10:00
xen
drm/simple-kms: Standardize arguments for callbacks
2019-10-24 13:55:56 +02:00
zte
Merge v5.3-rc1 into drm-misc-next
2019-07-22 21:24:10 +02:00
ati_pcigart.c
drm/ati_pcigart: drop dependency on drm_os_linux.h
2019-07-19 23:24:16 +02:00
drm_agpsupport.c
gpu/drm: fix a few kernel-doc "/**" mark warnings
2019-07-16 11:25:02 +02:00
drm_atomic_helper.c
Merge v5.4-rc7 into drm-next
2019-11-14 05:53:10 +10:00
drm_atomic_state_helper.c
drm/atomic: Rename crtc_state->pageflip_flags to async_flip
2019-09-18 18:43:36 +02:00
drm_atomic_uapi.c
Merge drm/drm-next into drm-misc-next
2019-10-03 16:38:50 +02:00
drm_atomic.c
drm: Free the writeback_job when it with an empty fb
2019-09-23 15:31:53 +08:00
drm_auth.c
…
drm_blend.c
drm: two planes with the same zpos have undefined ordering
2019-10-09 20:04:55 +02:00
drm_bridge.c
…
drm_bufs.c
Merge tag 'drm-next-2019-07-16' of git://anongit.freedesktop.org/drm/drm
2019-07-15 19:04:27 -07:00
drm_cache.c
drm/gpu: Fix Memory barrier without comment Issue
2019-10-25 09:35:06 +02:00
drm_client_modeset.c
Merge drm/drm-next into drm-misc-next
2019-10-03 16:38:50 +02:00
drm_client.c
drm/fb-helper: Map DRM client buffer only when required
2019-08-01 15:01:29 +02:00
drm_color_mgmt.c
…
drm_connector.c
Merge tag 'drm-next-2019-11-27' of git://anongit.freedesktop.org/drm/drm
2019-11-27 17:45:48 -08:00
drm_context.c
…
drm_crtc_helper_internal.h
drm/connector: Share with non-atomic drivers the function to get the single encoder
2019-09-16 15:13:02 -07:00
drm_crtc_helper.c
Merge drm/drm-next into drm-misc-next
2019-10-03 16:38:50 +02:00
drm_crtc_internal.h
…
drm_crtc.c
…
drm_damage_helper.c
drm: damage_helper: Fix race checking plane->state->fb
2019-10-08 09:41:06 -04:00
drm_debugfs_crc.c
drm: Fix return type of crc .poll()
2019-09-30 20:17:31 +03:00
drm_debugfs.c
…
drm_dma.c
gpu/drm: fix a few kernel-doc "/**" mark warnings
2019-07-16 11:25:02 +02:00
drm_dp_aux_dev.c
drm/dp_mst: Enable registration of AUX devices for MST ports
2019-07-25 16:39:35 -04:00
drm_dp_cec.c
drm_dp_cec: drop use of drmP.h
2019-10-08 18:29:00 +02:00
drm_dp_dual_mode_helper.c
…
drm_dp_helper.c
drm/tegra: Move drm_dp_link helpers to Tegra DRM
2019-10-23 18:22:10 +02:00
drm_dp_mst_topology_internal.h
drm/dp_mst: Add sideband down request tracing + selftests
2019-09-03 19:30:06 -04:00
drm_dp_mst_topology.c
drm/mst: Fix up u64 division
2019-11-06 15:20:37 -05:00
drm_drv.c
Merge drm/drm-next into drm-misc-next
2019-10-03 16:38:50 +02:00
drm_dsc.c
drm/dsc: Fix bogus cpu_to_be16() usage
2019-09-30 20:15:53 +03:00
drm_dumb_buffers.c
Revert "drm/gem: Rename drm_gem_dumb_map_offset() to drm_gem_map_offset()"
2019-08-07 11:56:48 -04:00
drm_edid_load.c
drm/print: add drm_debug_enabled()
2019-10-02 16:28:55 +03:00
drm_edid.c
Merge drm/drm-next into drm-misc-next
2019-10-23 11:14:11 -04:00
drm_encoder_slave.c
…
drm_encoder.c
drm: Stop including drm_bridge.h from drm_crtc.h
2019-08-28 22:11:03 +02:00
drm_fb_cma_helper.c
…
drm_fb_helper.c
drm/fb-helper: Remove drm_fb_helper_defio_init() and update docs
2019-10-28 10:07:54 +01:00
drm_file.c
drm/prime: Unconditionally set up the prime file private
2019-06-21 11:48:09 +02:00
drm_flip_work.c
…
drm_format_helper.c
…
drm_fourcc.c
…
drm_framebuffer.c
drm: silence variable 'conn' set but not used
2019-07-22 16:04:53 -04:00
drm_gem_cma_helper.c
…
drm_gem_framebuffer_helper.c
dma-buf: rename reservation_object to dma_resv
2019-08-13 09:09:30 +02:00
drm_gem_shmem_helper.c
drm/gem: Fix mmap fake offset handling for drm_gem_object_funcs.mmap
2019-10-29 13:29:21 -05:00
drm_gem_ttm_helper.c
drm/ttm: fix mmap refcounting
2019-11-15 08:00:08 +01:00
drm_gem_vram_helper.c
drm/ttm: remove pointers to globals
2019-10-25 11:40:51 +02:00
drm_gem.c
drm/ttm: fix mmap refcounting
2019-11-15 08:00:08 +01:00
drm_hashtab.c
…
drm_hdcp.c
drm/hdcp: reference for srm file format
2019-08-06 13:18:42 +05:30
drm_internal.h
…
drm_ioc32.c
Merge v5.3-rc1 into drm-misc-next
2019-07-22 21:24:10 +02:00
drm_ioctl.c
drm/atomic: Take the atomic toys away from X
2019-09-18 18:42:21 +02:00
drm_irq.c
…
drm_kms_helper_common.c
drm: fix module name in edid_firmware log message
2019-08-22 10:41:06 +03:00
drm_lease.c
…
drm_legacy_misc.c
gpu/drm: fix a few kernel-doc "/**" mark warnings
2019-07-16 11:25:02 +02:00
drm_legacy.h
…
drm_lock.c
gpu/drm: fix a few kernel-doc "/**" mark warnings
2019-07-16 11:25:02 +02:00
drm_memory.c
drm: Include prototype for drm_need_swiotlb()
2019-09-30 20:16:28 +03:00
drm_mipi_dbi.c
drm/mipi_dbi: Use simple right shift instead of double negation
2019-10-22 15:09:15 +02:00
drm_mipi_dsi.c
drivers: Introduce device lookup variants by of_node
2019-07-30 13:07:41 +02:00
drm_mm.c
drm/mm: Use clear_bit_unlock() for releasing the drm_mm_node()
2019-10-04 13:43:43 +01:00
drm_mode_config.c
drm/doc: Drop misleading comment on drm_mode_config_cleanup
2019-10-23 11:00:41 +02:00
drm_mode_object.c
drm/kms: Duct-tape for mode object lifetime checks
2019-09-18 11:27:18 +02:00
drm_modes.c
Merge tag 'drm-next-2019-09-18' of git://anongit.freedesktop.org/drm/drm
2019-09-19 16:24:24 -07:00
drm_modeset_helper.c
…
drm_modeset_lock.c
Merge tag 'docs/v5.3-1' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media
2019-07-16 12:21:41 -07:00
drm_of.c
drm: Remove redundant of_device_is_available check
2019-09-20 15:03:42 -04:00
drm_panel_orientation_quirks.c
drm: panel-orientation-quirks: Add extra quirk table entry for GPD MicroPC
2019-07-01 16:58:09 +02:00
drm_panel.c
drm/panel: Add and fill drm_panel type field
2019-09-08 19:04:01 +02:00
drm_pci.c
…
drm_plane_helper.c
…
drm_plane.c
…
drm_prime.c
drm: add mmap() to drm_gem_object_funcs
2019-10-17 13:59:16 +02:00
drm_print.c
drm/print: add drm_debug_enabled()
2019-10-02 16:28:55 +03:00
drm_probe_helper.c
drm/connector: Allow max possible encoders to attach to a connector
2019-09-16 15:13:53 -07:00
drm_property.c
drm: limit to INT_MAX in create_blob ioctl
2019-12-04 19:44:13 -08:00
drm_rect.c
…
drm_scatter.c
gpu/drm: fix a few kernel-doc "/**" mark warnings
2019-07-16 11:25:02 +02:00
drm_scdc_helper.c
…
drm_self_refresh_helper.c
drm/atomic: fix self-refresh helpers crtc state dereference
2019-11-06 13:00:21 -05:00
drm_simple_kms_helper.c
drm/simple-kms: Standardize arguments for callbacks
2019-10-24 13:55:56 +02:00
drm_syncobj.c
drm/syncobj: extend syncobj query ability v3
2019-10-18 12:24:56 +02:00
drm_sysfs.c
drm: uevent for connector status change
2019-08-06 13:16:54 +05:30
drm_trace_points.c
…
drm_trace.h
drm: Add high-precision time to vblank trace event
2019-09-03 09:46:18 +02:00
drm_vblank.c
drm/drm_vblank: Change EINVAL by the correct errno
2019-10-08 18:43:26 -04:00
drm_vm.c
gpu/drm: fix a few kernel-doc "/**" mark warnings
2019-07-16 11:25:02 +02:00
drm_vma_manager.c
…
drm_vram_helper_common.c
drm/vram: Have VRAM MM call GEM VRAM functions directly
2019-09-12 19:54:42 +02:00
drm_writeback.c
drm: Clear the fence pointer when writeback job signaled
2019-09-23 15:32:53 +08:00
Kconfig
drm/ttm, drm/vmwgfx: Use a configuration option for the TTM dma page pool
2019-11-14 08:41:23 +01:00
Makefile
Merge drm/drm-next into drm-misc-next
2019-10-03 16:38:50 +02:00