From: "Gustavo A. R. Silva" 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 Signed-off-by: Zhenyu Wang Acked-by: Petr Tesarik --- 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);