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-rw-r--r--net/netfilter/nft_compat.c32
1 files changed, 2 insertions, 30 deletions
diff --git a/net/netfilter/nft_compat.c b/net/netfilter/nft_compat.c
index b92f129..70dc965 100644
--- a/net/netfilter/nft_compat.c
+++ b/net/netfilter/nft_compat.c
@@ -21,45 +21,17 @@
#include <linux/netfilter_ipv6/ip6_tables.h>
#include <net/netfilter/nf_tables.h>
-static const struct {
- const char *name;
- u8 type;
-} table_to_chaintype[] = {
- { "filter", NFT_CHAIN_T_DEFAULT },
- { "raw", NFT_CHAIN_T_DEFAULT },
- { "security", NFT_CHAIN_T_DEFAULT },
- { "mangle", NFT_CHAIN_T_ROUTE },
- { "nat", NFT_CHAIN_T_NAT },
- { },
-};
-
-static int nft_compat_table_to_chaintype(const char *table)
-{
- int i;
-
- for (i = 0; table_to_chaintype[i].name != NULL; i++) {
- if (strcmp(table_to_chaintype[i].name, table) == 0)
- return table_to_chaintype[i].type;
- }
-
- return -1;
-}
-
static int nft_compat_chain_validate_dependency(const char *tablename,
const struct nft_chain *chain)
{
- enum nft_chain_type type;
const struct nft_base_chain *basechain;
if (!tablename || !(chain->flags & NFT_BASE_CHAIN))
return 0;
- type = nft_compat_table_to_chaintype(tablename);
- if (type < 0)
- return -EINVAL;
-
basechain = nft_base_chain(chain);
- if (basechain->type->type != type)
+ if (strcmp(tablename, "nat") == 0 &&
+ basechain->type->type != NFT_CHAIN_T_NAT)
return -EINVAL;
return 0;
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