ASoC: intel: Constify ACPI device ids

Constify the ACPI device ID array, it doesn't need to be writable at
runtime.

Signed-off-by: Mathias Krause <minipli@googlemail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/sound/soc/intel/common/sst-acpi.c b/sound/soc/intel/common/sst-acpi.c
index 42f293f9c6e2..67b6d3d52f57 100644
--- a/sound/soc/intel/common/sst-acpi.c
+++ b/sound/soc/intel/common/sst-acpi.c
@@ -263,7 +263,7 @@ static struct sst_acpi_desc sst_acpi_baytrail_desc = {
         .resindex_dma_base = -1,
 };
 
-static struct acpi_device_id sst_acpi_match[] = {
+static const struct acpi_device_id sst_acpi_match[] = {
         { "INT33C8", (unsigned long)&sst_acpi_haswell_desc },
         { "INT3438", (unsigned long)&sst_acpi_broadwell_desc },
         { "80860F28", (unsigned long)&sst_acpi_baytrail_desc },