1 files changed, 7 insertions, 6 deletions

diff --git a/net/batman-adv/hash.h b/net/batman-adv/hash.h
index d20aa71ba1e8..4768717f07f9 100644
--- a/net/batman-adv/hash.h
+++ b/net/batman-adv/hash.h
@@ -33,17 +33,17 @@ typedef int (*hashdata_compare_cb)(const struct hlist_node *, const void *);
 /* the hashfunction, should return an index
  * based on the key in the data of the first
  * argument and the size the second */
-typedef int (*hashdata_choose_cb)(const void *, int);
+typedef uint32_t (*hashdata_choose_cb)(const void *, uint32_t);
 typedef void (*hashdata_free_cb)(struct hlist_node *, void *);
 
 struct hashtable_t {
         struct hlist_head *table;   /* the hashtable itself with the buckets */
         spinlock_t *list_locks;     /* spinlock for each hash list entry */
-        int size;                   /* size of hashtable */
+        uint32_t size;              /* size of hashtable */
 };
 
 /* allocates and clears the hash */
-struct hashtable_t *hash_new(int size);
+struct hashtable_t *hash_new(uint32_t size);
 
 /* free only the hashtable and the hash itself. */
 void hash_destroy(struct hashtable_t *hash);
@@ -57,7 +57,7 @@ static inline void hash_delete(struct hashtable_t *hash,
         struct hlist_head *head;
         struct hlist_node *node, *node_tmp;
         spinlock_t *list_lock; /* spinlock to protect write access */
-        int i;
+        uint32_t i;
 
         for (i = 0; i < hash->size; i++) {
                 head = &hash->table[i];
@@ -93,7 +93,8 @@ static inline int hash_add(struct hashtable_t *hash,
                            hashdata_choose_cb choose,
                            const void *data, struct hlist_node *data_node)
 {
-        int index, ret = -1;
+        uint32_t index;
+        int ret = -1;
         struct hlist_head *head;
         struct hlist_node *node;
         spinlock_t *list_lock; /* spinlock to protect write access */
@@ -137,7 +138,7 @@ static inline void *hash_remove(struct hashtable_t *hash,
                                 hashdata_compare_cb compare,
                                 hashdata_choose_cb choose, void *data)
 {
-        size_t index;
+        uint32_t index;
         struct hlist_node *node;
         struct hlist_head *head;
         void *data_save = NULL;