IB/hfi1: Add missing error code assignment before test

It is likely that checking the result of 'setup_ctxt' is expected here.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Acked-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
diff --git a/drivers/infiniband/hw/hfi1/file_ops.c b/drivers/infiniband/hw/hfi1/file_ops.c
index 1ecbec1..ed76be3 100644
--- a/drivers/infiniband/hw/hfi1/file_ops.c
+++ b/drivers/infiniband/hw/hfi1/file_ops.c
@@ -222,7 +222,7 @@
 		ret = assign_ctxt(fp, &uinfo);
 		if (ret < 0)
 			return ret;
-		setup_ctxt(fp);
+		ret = setup_ctxt(fp);
 		if (ret)
 			return ret;
 		ret = user_init(fp);