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* [PATCH] drm/i915/gvt: Fix an error code in ppgtt_populate_spt_by_guest_entry()
@ 2019-05-13  9:22 ` Dan Carpenter
  0 siblings, 0 replies; 6+ messages in thread
From: Dan Carpenter @ 2019-05-13  9:22 UTC (permalink / raw)
  To: Zhenyu Wang, Aleksei Gimbitskii
  Cc: David Airlie, intel-gfx, kernel-janitors, intel-gvt-dev

"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 <dan.carpenter@oracle.com>
---
 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)) {
-- 
2.18.0

^ permalink raw reply related	[flat|nested] 6+ messages in thread

end of thread, other threads:[~2019-05-14  6:56 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2019-05-13  9:22 [PATCH] drm/i915/gvt: Fix an error code in ppgtt_populate_spt_by_guest_entry() Dan Carpenter
2019-05-13  9:22 ` Dan Carpenter
2019-05-13 10:01 ` ✓ Fi.CI.BAT: success for " Patchwork
2019-05-13 11:54 ` ✓ Fi.CI.IGT: " Patchwork
2019-05-14  6:56 ` [PATCH] " Zhenyu Wang
2019-05-14  6:56   ` Zhenyu Wang

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