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: [email protected]
Fixes: f96bdf564f3e ("drm/rect: Handle rounding errors in drm_rect_clip_scaled, v3.")
Cc: Maarten Lankhorst <[email protected]>
Cc: Benjamin Gaignard <[email protected]>
Cc: Daniel Vetter <[email protected]>
Testcase: igt/kms_selftest/drm_rect_clip_scaled_div_by_zero
Signed-off-by: Ville Syrjälä <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
Reviewed-by: Daniel Vetter <[email protected]>
Reviewed-by: Benjamin Gaignard <[email protected]>

0 files changed, 0 insertions, 0 deletions