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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: 930c8dfea4 ("drm/i915/gvt: Check if get_next_pt_type() always returns a valid value")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
This commit is contained in:
Dan Carpenter 2019-05-13 12:22:44 +03:00 committed by Zhenyu Wang
parent e175a2520c
commit 591c39ffac
1 changed files with 3 additions and 1 deletions
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4
drivers/gpu/drm/i915/gvt/gtt.c
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@ -1076,8 +1076,10 @@ static struct intel_vgpu_ppgtt_spt *ppgtt_populate_spt_by_guest_entry(
} else { } else {
int type = get_next_pt_type(we->type); int type = get_next_pt_type(we->type);
if (!gtt_type_is_pt(type)) if (!gtt_type_is_pt(type)) {
ret = -EINVAL;
goto err; goto err;
}
spt = ppgtt_alloc_spt_gfn(vgpu, type, ops->get_pfn(we), ips); spt = ppgtt_alloc_spt_gfn(vgpu, type, ops->get_pfn(we), ips);
if (IS_ERR(spt)) { if (IS_ERR(spt)) {