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authorDavid S. Miller <davem@davemloft.net>2010-03-15 23:23:54 (GMT)
committerDavid S. Miller <davem@davemloft.net>2010-03-15 23:23:54 (GMT)
commit4961e02f1999e1c3468c09b2669c94d7c3ae82a8 (patch)
tree44c15abb09d7ba5e17a9aba95ee246648b1c1a8a /drivers/staging/batman-adv/hash.c
parentd14a0ebda7d3daede1a99c01527affb9ceaa4c22 (diff)
parenta3d3203e4bb40f253b1541e310dc0f9305be7c84 (diff)
downloadlinux-fsl-qoriq-4961e02f1999e1c3468c09b2669c94d7c3ae82a8.tar.xz
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'drivers/staging/batman-adv/hash.c')
-rw-r--r--drivers/staging/batman-adv/hash.c23
1 files changed, 8 insertions, 15 deletions
diff --git a/drivers/staging/batman-adv/hash.c b/drivers/staging/batman-adv/hash.c
index 61cb4a2..5a2018d 100644
--- a/drivers/staging/batman-adv/hash.c
+++ b/drivers/staging/batman-adv/hash.c
@@ -64,24 +64,18 @@ void hash_destroy(struct hashtable_t *hash)
kfree(hash);
}
-/* iterate though the hash. first element is selected with iter_in NULL. use
- * the returned iterator to access the elements until hash_it_t returns NULL. */
+/* iterate though the hash. First element is selected if an iterator
+ * initialized with HASHIT() is supplied as iter. Use the returned
+ * (or supplied) iterator to access the elements until hash_iterate returns
+ * NULL. */
+
struct hash_it_t *hash_iterate(struct hashtable_t *hash,
- struct hash_it_t *iter_in)
+ struct hash_it_t *iter)
{
- struct hash_it_t *iter;
-
if (!hash)
return NULL;
-
- if (iter_in == NULL) {
- iter = kmalloc(sizeof(struct hash_it_t), GFP_ATOMIC);
- iter->index = -1;
- iter->bucket = NULL;
- iter->prev_bucket = NULL;
- } else {
- iter = iter_in;
- }
+ if (!iter)
+ return NULL;
/* sanity checks first (if our bucket got deleted in the last
* iteration): */
@@ -139,7 +133,6 @@ struct hash_it_t *hash_iterate(struct hashtable_t *hash,
}
/* nothing to iterate over anymore */
- kfree(iter);
return NULL;
}