diff options
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_color.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_color.c b/drivers/gpu/drm/i915/display/intel_color.c index 33fe5c9b4663..81b87fed8878 100644 --- a/drivers/gpu/drm/i915/display/intel_color.c +++ b/drivers/gpu/drm/i915/display/intel_color.c @@ -613,6 +613,8 @@ static u16 ctm_to_twos_complement(u64 coeff, int int_bits, int frac_bits) if (CTM_COEFF_NEGATIVE(coeff)) c = -c; + int_bits = max(int_bits, 1); + c = clamp(c, -(s64)BIT(int_bits + frac_bits - 1), (s64)(BIT(int_bits + frac_bits - 1) - 1)); |