From: Navid Emamdoost <navid.emamdoost@xxxxxxxxx>
[ Upstream commit 40efb09a7f53125719e49864da008495e39aaa1e ]
In vmw_cmdbuf_res_add if drm_ht_insert_item fails the allocated memory
for cres should be released.
Fixes: 18e4a4669c50 ("drm/vmwgfx: Fix compat shader namespace")
Signed-off-by: Navid Emamdoost <navid.emamdoost@xxxxxxxxx>
Reviewed-by: Thomas Hellstrom <thellstrom@xxxxxxxxxx>
Signed-off-by: Thomas Hellstrom <thellstrom@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf_res.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf_res.c b/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf_res.c
index 1f013d45c9e9a..0c7c3005594cc 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf_res.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_cmdbuf_res.c
@@ -210,8 +210,10 @@ int vmw_cmdbuf_res_add(struct vmw_cmdbuf_res_manager *man,
cres->hash.key = user_key | (res_type << 24);
ret = drm_ht_insert_item(&man->resources, &cres->hash);
- if (unlikely(ret != 0))
+ if (unlikely(ret != 0)) {
+ kfree(cres);
goto out_invalid_key;
+ }
cres->state = VMW_CMDBUF_RES_ADD;
cres->res = vmw_resource_reference(res);
--
2.20.1
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