regulator: vexpress: Make of_device_id array const

Make of_device_id array const, because all OF functions
handle it as const.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Acked-by: Pawel Moll <pawel.moll@arm.com>
Signed-off-by: Mark Brown <broonie@linaro.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/regulator/vexpress.c b/drivers/regulator/vexpress.c
index f3ae28a7e663..147ecc7c11bf 100644
--- a/drivers/regulator/vexpress.c
+++ b/drivers/regulator/vexpress.c
@@ -123,7 +123,7 @@ static int vexpress_regulator_remove(struct platform_device *pdev)
         return 0;
 }
 
-static struct of_device_id vexpress_regulator_of_match[] = {
+static const struct of_device_id vexpress_regulator_of_match[] = {
         { .compatible = "arm,vexpress-volt", },
         { }
 };