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Diffstat (limited to 'drivers/sbus/char/envctrl.c')
-rw-r--r--drivers/sbus/char/envctrl.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/sbus/char/envctrl.c b/drivers/sbus/char/envctrl.c
index 2cea4f5d2084..f2be2ead8742 100644
--- a/drivers/sbus/char/envctrl.c
+++ b/drivers/sbus/char/envctrl.c
@@ -726,7 +726,7 @@ static struct miscdevice envctrl_dev = {
* Return: None.
*/
static void envctrl_set_mon(struct i2c_child_t *pchild,
- char *chnl_desc,
+ const char *chnl_desc,
int chnl_no)
{
/* Firmware only has temperature type. It does not distinguish
@@ -763,8 +763,8 @@ static void envctrl_set_mon(struct i2c_child_t *pchild,
static void envctrl_init_adc(struct i2c_child_t *pchild, struct device_node *dp)
{
int i = 0, len;
- char *pos;
- unsigned int *pval;
+ const char *pos;
+ const unsigned int *pval;
/* Firmware describe channels into a stream separated by a '\0'. */
pos = of_get_property(dp, "channels-description", &len);
@@ -859,7 +859,7 @@ static void envctrl_init_i2c_child(struct linux_ebus_child *edev_child,
{
int len, i, tbls_size = 0;
struct device_node *dp = edev_child->prom_node;
- void *pval;
+ const void *pval;
/* Get device address. */
pval = of_get_property(dp, "reg", &len);