linux/drivers/gpu
Ville Syrjälä f2c1ddb873 drm/rect: Avoid division by zero
commit 433480c1af upstream.

Check for zero width/height destination rectangle in
drm_rect_clip_scaled() to avoid a division by zero.

Cc: stable@vger.kernel.org
Fixes: f96bdf564f ("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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-02-11 04:34:07 -08:00
..
drm drm/rect: Avoid division by zero 2020-02-11 04:34:07 -08:00
host1x gpu: host1x: Allocate gather copy for host1x 2019-12-31 16:35:29 +01:00
ipu-v3 gpu: ipu-v3: pre: don't trigger update if buffer address doesn't change 2019-12-05 09:21:07 +01:00
vga vga_switcheroo: Fix missing gpu_bound call at audio client registration 2018-11-13 11:09:00 -08:00
Makefile