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-rw-r--r--include/param.h6
-rw-r--r--lib/parameter.c10
2 files changed, 8 insertions, 8 deletions
diff --git a/include/param.h b/include/param.h
index 4a39dc732c..e7b66a4d68 100644
--- a/include/param.h
+++ b/include/param.h
@@ -10,7 +10,7 @@ struct device_d;
typedef unsigned long IPaddr_t;
struct param_d {
- char* (*get)(struct device_d *, struct param_d *param);
+ const char* (*get)(struct device_d *, struct param_d *param);
int (*set)(struct device_d *, struct param_d *param, const char *val);
unsigned int flags;
char *name;
@@ -24,9 +24,9 @@ const char *dev_get_param(struct device_d *dev, const char *name);
int dev_set_param(struct device_d *dev, const char *name, const char *val);
struct param_d *get_param_by_name(struct device_d *dev, const char *name);
-int dev_add_param(struct device_d *dev, char *name,
+int dev_add_param(struct device_d *dev, const char *name,
int (*set)(struct device_d *dev, struct param_d *p, const char *val),
- char *(*get)(struct device_d *, struct param_d *p),
+ const char *(*get)(struct device_d *, struct param_d *p),
unsigned long flags);
int dev_add_param_fixed(struct device_d *dev, char *name, char *value);
diff --git a/lib/parameter.c b/lib/parameter.c
index 5a7ae1a3cf..e7464670b3 100644
--- a/lib/parameter.c
+++ b/lib/parameter.c
@@ -133,14 +133,14 @@ int dev_param_set_generic(struct device_d *dev, struct param_d *p,
return 0;
}
-static char *param_get_generic(struct device_d *dev, struct param_d *p)
+static const char *param_get_generic(struct device_d *dev, struct param_d *p)
{
return p->value;
}
-static struct param_d *__dev_add_param(struct device_d *dev, char *name,
+static struct param_d *__dev_add_param(struct device_d *dev, const char *name,
int (*set)(struct device_d *dev, struct param_d *p, const char *val),
- char *(*get)(struct device_d *dev, struct param_d *p),
+ const char *(*get)(struct device_d *dev, struct param_d *p),
unsigned long flags)
{
struct param_d *param;
@@ -176,9 +176,9 @@ static struct param_d *__dev_add_param(struct device_d *dev, char *name,
* expect the parameter value to be a string which can be freed with free(). Do
* not use static arrays when using the generic functions.
*/
-int dev_add_param(struct device_d *dev, char *name,
+int dev_add_param(struct device_d *dev, const char *name,
int (*set)(struct device_d *dev, struct param_d *p, const char *val),
- char *(*get)(struct device_d *dev, struct param_d *param),
+ const char *(*get)(struct device_d *dev, struct param_d *param),
unsigned long flags)
{
struct param_d *param;