[PATCH] drm/i915: Avoid divide by zero

Mika Kahola mika.kahola at intel.com
Tue Jan 22 11:12:12 UTC 2019


Avoid divide by zero warning on static analysis.

Signed-off-by: Mika Kahola <mika.kahola at intel.com>
---
 drivers/gpu/drm/i915/intel_pm.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
index 76fd6b026036..85d8d63d49a6 100644
--- a/drivers/gpu/drm/i915/intel_pm.c
+++ b/drivers/gpu/drm/i915/intel_pm.c
@@ -3912,9 +3912,9 @@ skl_ddb_get_pipe_allocation_limits(struct drm_i915_private *dev_priv,
 			pipe_width = hdisplay;
 	}
 
-	total_width == 0 ? alloc->start = 0 :
+	alloc->start = total_width == 0 : 0 ?
 		ddb_size * width_before_pipe / total_width;
-	total_width == 0 ? alloc->end = 1 :
+	alloc->end = total_width == 0 : 0 ?
 		ddb_size * (width_before_pipe + pipe_width) / total_width;
 }
 
-- 
2.17.1



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