[PATCH v3 1/3] drm/i915/gvt: mandatory require hypervisor's host_init

[Zhenyu Wang]

Don't mark hypervisor module's host_init as optional,
but mandatory required.

Signed-off-by: Zhenyu Wang <zhenyuw at linux.intel.com>
---
 drivers/gpu/drm/i915/gvt/mpt.h | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/i915/gvt/mpt.h b/drivers/gpu/drm/i915/gvt/mpt.h
index 67f19992b226..ce721099a020 100644
--- a/drivers/gpu/drm/i915/gvt/mpt.h
+++ b/drivers/gpu/drm/i915/gvt/mpt.h
@@ -50,11 +50,10 @@
  * Zero on success, negative error code if failed
  */
 static inline int intel_gvt_hypervisor_host_init(struct device *dev,
-			void *gvt, const void *ops)
+						 void *gvt, const void *ops)
 {
-	/* optional to provide */
 	if (!intel_gvt_host.mpt->host_init)
-		return 0;
+		return -ENODEV;
 
 	return intel_gvt_host.mpt->host_init(dev, gvt, ops);
 }
-- 
2.19.1