ASoC: Intel: Atom: add terminate entry for dmi_system_id tables

Make sure dmi_system_id tables are NULL terminated.

Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
diff --git a/sound/soc/intel/atom/sst/sst_acpi.c b/sound/soc/intel/atom/sst/sst_acpi.c
index 4d31849..748a0f6 100644
--- a/sound/soc/intel/atom/sst/sst_acpi.c
+++ b/sound/soc/intel/atom/sst/sst_acpi.c
@@ -343,6 +343,7 @@
 			DMI_MATCH(DMI_PRODUCT_NAME, "Surface 3"),
 		},
 	},
+	{ }
 };