batman-adv: Add const type qualifier for pointers

batman-adv uses pointers which are marked as const and should not
violate that type qualifier by passing it to functions which force a
cast to the non-const version.

Signed-off-by: Sven Eckelmann <sven@narfation.org>

1 files changed, 7 insertions, 8 deletions

diff --git a/net/batman-adv/bat_sysfs.c b/net/batman-adv/bat_sysfs.c
index 497a0700cc3c..6f70560ef508 100644
--- a/net/batman-adv/bat_sysfs.c
+++ b/net/batman-adv/bat_sysfs.c
@@ -96,7 +96,7 @@ ssize_t show_##_name(struct kobject *kobj, struct attribute *attr,	\
 
 static int store_bool_attr(char *buff, size_t count,
                            struct net_device *net_dev,
-                           char *attr_name, atomic_t *attr)
+                           const char *attr_name, atomic_t *attr)
 {
         int enabled = -1;
 
@@ -138,16 +138,15 @@ static inline ssize_t __store_bool_attr(char *buff, size_t count,
 {
         int ret;
 
-        ret = store_bool_attr(buff, count, net_dev, (char *)attr->name,
-                              attr_store);
+        ret = store_bool_attr(buff, count, net_dev, attr->name, attr_store);
         if (post_func && ret)
                 post_func(net_dev);
 
         return ret;
 }
 
-static int store_uint_attr(char *buff, size_t count,
-                           struct net_device *net_dev, char *attr_name,
+static int store_uint_attr(const char *buff, size_t count,
+                           struct net_device *net_dev, const char *attr_name,
                            unsigned int min, unsigned int max, atomic_t *attr)
 {
         unsigned long uint_val;
@@ -183,15 +182,15 @@ static int store_uint_attr(char *buff, size_t count,
         return count;
 }
 
-static inline ssize_t __store_uint_attr(char *buff, size_t count,
+static inline ssize_t __store_uint_attr(const char *buff, size_t count,
                         int min, int max,
                         void (*post_func)(struct net_device *),
-                        struct attribute *attr,
+                        const struct attribute *attr,
                         atomic_t *attr_store, struct net_device *net_dev)
 {
         int ret;
 
-        ret = store_uint_attr(buff, count, net_dev, (char *)attr->name,
+        ret = store_uint_attr(buff, count, net_dev, attr->name,
                               min, max, attr_store);
         if (post_func && ret)
                 post_func(net_dev);