From 591c39ffac4ab1ddf2ea6d49331cb614e0682b28 Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Mon, 13 May 2019 12:22:44 +0300 Subject: [PATCH] drm/i915/gvt: Fix an error code in ppgtt_populate_spt_by_guest_entry() "ret" is uninitialized on this path but it should be -EINVAL. Fixes: 930c8dfea4b8 ("drm/i915/gvt: Check if get_next_pt_type() always returns a valid value") Signed-off-by: Dan Carpenter Signed-off-by: Zhenyu Wang --- drivers/gpu/drm/i915/gvt/gtt.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/gvt/gtt.c b/drivers/gpu/drm/i915/gvt/gtt.c index 08c74e65836b..244ad1729764 100644 --- a/drivers/gpu/drm/i915/gvt/gtt.c +++ b/drivers/gpu/drm/i915/gvt/gtt.c @@ -1076,8 +1076,10 @@ static struct intel_vgpu_ppgtt_spt *ppgtt_populate_spt_by_guest_entry( } else { int type = get_next_pt_type(we->type); - if (!gtt_type_is_pt(type)) + if (!gtt_type_is_pt(type)) { + ret = -EINVAL; goto err; + } spt = ppgtt_alloc_spt_gfn(vgpu, type, ops->get_pfn(we), ips); if (IS_ERR(spt)) { -- 2.30.2