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linux/drivers/gpu/drm
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Ville Syrjälä 433480c1af drm/rect: Avoid division by zero 
Check for zero width/height destination rectangle in
drm_rect_clip_scaled() to avoid a division by zero.

Cc: stable@vger.kernel.org
Fixes: f96bdf564f3e ("drm/rect: Handle rounding errors in drm_rect_clip_scaled, v3.")
Cc: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Cc: Benjamin Gaignard <benjamin.gaignard@st.com>
Cc: Daniel Vetter <daniel@ffwll.ch>
Testcase: igt/kms_selftest/drm_rect_clip_scaled_div_by_zero
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191122175623.13565-2-ville.syrjala@linux.intel.com
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Benjamin Gaignard <benjamin.gaignard@st.com>
2019-11-28 13:33:23 +02:00
..
amd
drm/amdgpu: use drm_debug_enabled() to check for debug categories
2019-11-14 14:08:39 +02:00
arc
drm: Stop including drm_bridge.h from drm_crtc.h
2019-08-28 22:11:03 +02:00
arm
drm/komeda: Clean warnings: candidate for 'gnu_printf’ format attribute
2019-11-19 16:11:47 +08:00
armada
drm/armada: Delete dma_buf->k(un)map implemenation
2019-11-26 11:52:34 +01:00
aspeed
drm/aspeed: gfc_crtc: Make structure aspeed_gfx_funcs constant
2019-08-14 19:27:26 +02:00
ast
drm/ast: Call struct drm_driver.{load, unload} before registering device
2019-11-14 13:54:39 +01:00
atmel-hlcdc
drm/atmel: ditch fb_create wrapper
2019-11-19 22:25:55 +01:00
bochs
drm/bochs: Replace prepare_fb()/cleanup_fb() with GEM VRAM helpers
2019-10-24 16:12:30 +02:00
bridge
drm/bridge: Fix Kconfig indentation
2019-11-20 17:40:32 +01:00
cirrus
drm/simple-kms: Standardize arguments for callbacks
2019-10-24 13:55:56 +02:00
etnaviv
Merge drm/drm-next into drm-misc-next
2019-10-03 16:38:50 +02:00
exynos
drm/exynos: Provide ddc symlink in connector's sysfs
2019-11-08 09:16:14 +01:00
fsl-dcu
drm: Stop including drm_bridge.h from drm_crtc.h
2019-08-28 22:11:03 +02:00
gma500
drm/gma500: Remove struct psb_fbdev
2019-11-25 11:19:31 +01:00
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
drm/i915: Drop dma_buf->k(un)map
2019-11-25 22:36:14 +01:00
imx
Merge drm/drm-next into drm-misc-next
2019-10-03 16:38:50 +02:00
ingenic
drm main pull for 5.4-rc1
2019-09-19 16:24:24 -07:00
lib
…
lima
drm/lima: Fix Kconfig indentation
2019-11-20 17:40:32 +01:00
mcde
drm/mcde: Do not needlessly logically and with 3
2019-11-24 18:04:08 +01:00
mediatek
drm/mediatek: Fix build break
2019-11-27 19:10:06 +01:00
meson
drm/meson: Enable DRM InfoFrame support on GXL, GXM and G12A
2019-10-10 12:50:02 +02:00
mga
…
mgag200
drm/mgag200: Fix Kconfig indentation
2019-11-20 17:40:32 +01:00
msm
drm/msm: Don't init ww_mutec acquire ctx before needed
2019-11-21 11:03:31 +01:00
mxsfb
drm/mxsfb: Read bus flags from bridge if present
2019-10-14 22:19:32 +02:00
nouveau
drm/nouveau: Fix Kconfig indentation
2019-11-20 17:40:32 +01:00
omapdrm
drm/omapdrm: Drop dma_buf->k(un)map
2019-11-25 22:36:14 +01:00
panel
Linux 5.4-rc4
2019-10-23 12:10:05 +02:00
panfrost
drm/panfrost: Simplify devfreq utilisation tracking
2019-10-29 13:01:51 -05:00
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: make ATI PCI GART part of its only user, r128
2019-11-20 11:09:05 +02:00
radeon
drm/radeon: finally fix the racy VMA setup
2019-11-08 11:33:32 +01:00
rcar-du
drm: rcar-du: lvds: Add r8a774b1 support
2019-10-16 00:28:32 +03:00
rockchip
drm/rockchip: Fix Kconfig indentation
2019-11-20 17:40:32 +01:00
savage
…
scheduler
drm/scheduler: Avoid accessing freed bad job.
2019-11-27 16:05:49 +01:00
selftests
drm/mm: Use helpers for drm_mm_node booleans
2019-10-04 13:42:33 +01:00
shmobile
…
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
drm/sun4i: Fix Kconfig indentation
2019-11-25 10:04:41 +01:00
tdfx
…
tegra
drm/tegra: Remove dma_buf->k(un)map
2019-11-25 22:36:14 +01:00
tilcdc
drm/tilcdc: Drop drm_gem_fb_create wrapper
2019-11-19 22:25:55 +01:00
tiny
Merge tag 'topic/drm-mipi-dsi-dsc-updates-2019-11-11' of ssh://git.freedesktop.org/git/drm-intel into drm-misc-next
2019-11-20 14:12:00 +01:00
ttm
drm/ttm: also export ttm_bo_vm_fault v2
2019-11-08 11:33:32 +01:00
tve200
drm/bridge: panel: Infer connector type from panel by default
2019-09-08 19:04:23 +02:00
udl
drm/udl: Replace struct udl_framebuffer with generic implementation
2019-11-26 12:34:50 +01:00
v3d
drm/shmem: drop DEFINE_DRM_GEM_SHMEM_FOPS
2019-10-17 13:59:16 +02:00
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
drm/vc4: Fix Kconfig indentation
2019-11-25 10:04:41 +01:00
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: factor out virtio_gpu_update_dumb_bo
2019-11-20 09:22:27 +01:00
vkms
drm/vkms: Update VKMS documentation
2019-11-04 18:39:58 +01:00
vmwgfx
drm/vmwgfx: Delete mmaping functions
2019-11-25 22:36:14 +01:00
xen
drm/xen: Simplify fb_create
2019-11-19 22:25:55 +01:00
zte
Linus 5.3-rc1
2019-07-22 21:24:10 +02:00
drm_agpsupport.c
drm: use DIV_ROUND_UP helper macro for calculations
2019-11-04 18:17:36 +01:00
drm_atomic_helper.c
Merge drm/drm-next into drm-misc-next
2019-10-03 16:38:50 +02:00
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
…
drm_cache.c
drm/gpu: Fix Memory barrier without comment Issue
2019-10-25 09:35:06 +02:00
drm_client_modeset.c
Revert "drm/fbdev: Fallback to non tiled mode if all tiles not present"
2019-11-25 16:55:40 +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: Add a new helper drm_color_ctm_s31_32_to_qm_n()
2019-11-14 10:29:18 +08:00
drm_connector.c
drm: Add DisplayPort colorspace property creation function
2019-09-20 18:46:18 +03:00
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
…
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/dp_mst: fix multiple frees of tx->bytes
2019-11-20 14:16:15 -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
drm/edid: no CEA v3 extension is not an error
2019-11-15 21:06:30 +02:00
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_unlink_fbi()
2019-11-19 14:37:39 +01:00
drm_file.c
…
drm_flip_work.c
…
drm_format_helper.c
…
drm_fourcc.c
drm/fourcc: Fill out all block sizes for P210
2019-11-28 11:19:32 +01:00
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: add drm_gem_ttm_mmap()
2019-10-17 13:59:16 +02:00
drm_gem_vram_helper.c
drm/ttm: remove pointers to globals
2019-10-25 11:40:51 +02:00
drm_gem.c
drm/gem: Fix mmap fake offset handling for drm_gem_object_funcs.mmap
2019-10-29 13:29:21 -05:00
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
Linus 5.3-rc1
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
…
drm_legacy.h
…
drm_lock.c
…
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
drm/dsi: add helpers for DSI compression mode and PPS packets
2019-11-07 15:00:16 +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/modeset: Prime modeset lock vs dma_resv
2019-11-21 11:03:31 +01:00
drm_mode_object.c
drm/property: Enforce more lifetime rules
2019-11-04 18:17:36 +01:00
drm_modes.c
drm main pull for 5.4-rc1
2019-09-19 16:24:24 -07:00
drm_modeset_helper.c
…
drm_modeset_lock.c
…
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.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: convert debug category macros into an enum
2019-11-14 14:08:57 +02:00
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_rect.c
drm/rect: Avoid division by zero
2019-11-28 13:33:23 +02:00
drm_scatter.c
…
drm_scdc_helper.c
…
drm_self_refresh_helper.c
drm: Measure Self Refresh Entry/Exit times to avoid thrashing
2019-09-19 10:03:32 -04:00
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
…
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/r128: make ATI PCI GART part of its only user, r128
2019-11-20 11:09:05 +02:00
Makefile
drm/r128: make ATI PCI GART part of its only user, r128
2019-11-20 11:09:05 +02:00