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-rw-r--r--tools/testing/cxl/test/cxl.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/tools/testing/cxl/test/cxl.c b/tools/testing/cxl/test/cxl.c
index 3482248aa3..90d5afd52d 100644
--- a/tools/testing/cxl/test/cxl.c
+++ b/tools/testing/cxl/test/cxl.c
@@ -630,11 +630,15 @@ static struct cxl_hdm *mock_cxl_setup_hdm(struct cxl_port *port,
struct cxl_endpoint_dvsec_info *info)
{
struct cxl_hdm *cxlhdm = devm_kzalloc(&port->dev, sizeof(*cxlhdm), GFP_KERNEL);
+ struct device *dev = &port->dev;
if (!cxlhdm)
return ERR_PTR(-ENOMEM);
cxlhdm->port = port;
+ cxlhdm->interleave_mask = ~0U;
+ cxlhdm->iw_cap_mask = ~0UL;
+ dev_set_drvdata(dev, cxlhdm);
return cxlhdm;
}