[PATCH v2 2/2] drm/i915: print warning if vmi915_gem_fault error is not handled

[mika.kuoppala at intel.com (mika.kuoppala at intel.com)]

From: Mika Kuoppala <mika.kuoppala at intel.com>

Falling into default case in vmi915_gem_fault is a bug. Be more
verbose about it.

Signed-off-by: Mika Kuoppala <mika.kuoppala at intel.com>
---
 drivers/gpu/drm/i915/i915_gem.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 2b14716..1826ac2 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -1167,6 +1167,7 @@ out:
 	case -ENOMEM:
 		return VM_FAULT_OOM;
 	default:
+		WARN_ON_ONCE(ret);
 		return VM_FAULT_SIGBUS;
 	}
 }
-- 
1.7.9.5