From: "Gustavo A. R. Silva" <gustavo@embeddedor.com>
Date: Thu, 22 Mar 2018 12:27:54 -0500
Subject: drm/i915/gvt: Mark expected switch fall-through in
 handle_g2v_notification
Git-commit: ac0fd9cfc837d1d30cb958dc34769e90aad43078
Patch-mainline: v4.17-rc2
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166

In preparation to enabling -Wimplicit-fallthrough, mark switch cases
where we are expecting to fall through.

Addresses-Coverity-ID: 1466154 ("Missing break in switch")
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
 drivers/gpu/drm/i915/gvt/handlers.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/gpu/drm/i915/gvt/handlers.c
+++ b/drivers/gpu/drm/i915/gvt/handlers.c
@@ -1150,6 +1150,7 @@ static int handle_g2v_notification(struc
 	switch (notification) {
 	case VGT_G2V_PPGTT_L3_PAGE_TABLE_CREATE:
 		root_entry_type = GTT_TYPE_PPGTT_ROOT_L3_ENTRY;
+		/* fall through */
 	case VGT_G2V_PPGTT_L4_PAGE_TABLE_CREATE:
 		mm = intel_vgpu_get_ppgtt_mm(vgpu, root_entry_type, pdps);
 		return PTR_ERR_OR_ZERO(mm);