1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
index fdf57f451b72..2d6ed990a232 100644
--- a/drivers/gpu/drm/i915/intel_ddi.c
+++ b/drivers/gpu/drm/i915/intel_ddi.c
@@ -1296,6 +1296,9 @@ static int skl_calc_wrpll_link(struct drm_i915_private *dev_priv,
         dco_freq += (((cfgcr1_val & DPLL_CFGCR1_DCO_FRACTION_MASK) >> 9) * 24 *
                 1000) / 0x8000;
 
+        if (WARN_ON(p0 == 0 || p1 == 0 || p2 == 0))
+                return 0;
+
         return dco_freq / (p0 * p1 * p2 * 5);
 }