hwmon: normal_i2c arrays should be const

Signed-off-by: Mark M. Hoffman <mhoffman@lightlink.com>
diff --git a/drivers/hwmon/atxp1.c b/drivers/hwmon/atxp1.c
index cce3350..01c17e3 100644
--- a/drivers/hwmon/atxp1.c
+++ b/drivers/hwmon/atxp1.c
@@ -42,7 +42,7 @@
 #define ATXP1_VIDMASK	0x1f
 #define ATXP1_GPIO1MASK	0x0f
 
-static unsigned short normal_i2c[] = { 0x37, 0x4e, I2C_CLIENT_END };
+static const unsigned short normal_i2c[] = { 0x37, 0x4e, I2C_CLIENT_END };
 
 I2C_CLIENT_INSMOD_1(atxp1);