src: Constify iterators

Iterators do not modify objects which they iterate, so input pointer must
be const.

Signed-off-by: Carlos Falgueras García <carlosfg@riseup.net>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

1 files changed, 2 insertions, 2 deletions

diff --git a/include/libnftnl/table.h b/include/libnftnl/table.h
index 1f9ab1c..296667b 100644
--- a/include/libnftnl/table.h
+++ b/include/libnftnl/table.h
@@ -69,7 +69,7 @@ void nftnl_table_list_del(struct nftnl_table *r);
 
 struct nftnl_table_list_iter;
 
-struct nftnl_table_list_iter *nftnl_table_list_iter_create(struct nftnl_table_list *l);
+struct nftnl_table_list_iter *nftnl_table_list_iter_create(const struct nftnl_table_list *l);
 struct nftnl_table *nftnl_table_list_iter_next(struct nftnl_table_list_iter *iter);
 void nftnl_table_list_iter_destroy(const struct nftnl_table_list_iter *iter);
 
@@ -134,7 +134,7 @@ void nft_table_list_del(struct nft_table *r);
 
 struct nft_table_list_iter;
 
-struct nft_table_list_iter *nft_table_list_iter_create(struct nft_table_list *l);
+struct nft_table_list_iter *nft_table_list_iter_create(const struct nft_table_list *l);
 struct nft_table *nft_table_list_iter_next(struct nft_table_list_iter *iter);
 void nft_table_list_iter_destroy(struct nft_table_list_iter *iter);