[PATCH v2 3/5] nouveau/gsp/rm/alloc: Cleanup IS_ERR_OR_NULL usage

[Hongling Zeng]

r535_gsp_rpc_rm_free() calls nvkm_gsp_rpc_get() which never returns
NULL, only valid pointers or error pointers. Clean up by using IS_ERR()
instead, matching the actual return value contract.

Signed-off-by: Hongling Zeng <zenghongling@xxxxxxxxxx>
---
 drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/alloc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/alloc.c b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/alloc.c
index 46e3a29f2ad7..c9f86c0e9b25 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/alloc.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/alloc.c
@@ -35,7 +35,7 @@ r535_gsp_rpc_rm_free(struct nvkm_gsp_object *object)
 		   client->object.handle, object->handle);
 
 	rpc = nvkm_gsp_rpc_get(gsp, NV_VGPU_MSG_FUNCTION_FREE, sizeof(*rpc));
-	if (WARN_ON(IS_ERR_OR_NULL(rpc)))
+	if (WARN_ON(IS_ERR(rpc)))
 		return -EIO;
 
 	rpc->params.hRoot = client->object.handle;
-- 
2.25.1