rtc: rtc-ds1742: 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>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/drivers/rtc/rtc-ds1742.c b/drivers/rtc/rtc-ds1742.c
index 942103d..c6b2191 100644 (file)
--- a/drivers/rtc/rtc-ds1742.c
+++ b/drivers/rtc/rtc-ds1742.c
@@ -219,7 +219,7 @@ static int ds1742_rtc_remove(struct platform_device *pdev)
        return 0;
 }
 
-static struct of_device_id __maybe_unused ds1742_rtc_of_match[] = {
+static const struct of_device_id __maybe_unused ds1742_rtc_of_match[] = {
        { .compatible = "maxim,ds1742", },
        { }
 };