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authorPatrick McHardy <kaber@trash.net>2015-04-11 04:27:34 +0300
committerPablo Neira Ayuso <pablo@netfilter.org>2015-04-13 18:17:26 +0300
commite562d860d7c8ad28f83dc4c9094fd3ae648ea0d6 (patch)
tree6253129e0b9771c979b08535e7533c6ef08eb0eb /net
parentfad136ea0d32ead1f62e3e2a3d436c26d74e5289 (diff)
downloadlinux-e562d860d7c8ad28f83dc4c9094fd3ae648ea0d6.tar.xz
netfilter: nf_tables: kill nft_data_cmp()
Only needlessly complicates things due to requiring specific argument types. Use memcmp directly. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net')
-rw-r--r--net/netfilter/nft_cmp.c2
-rw-r--r--net/netfilter/nft_hash.c2
-rw-r--r--net/netfilter/nft_rbtree.c11
3 files changed, 7 insertions, 8 deletions
diff --git a/net/netfilter/nft_cmp.c b/net/netfilter/nft_cmp.c
index 59391e6a92a5..b7e1c58864cf 100644
--- a/net/netfilter/nft_cmp.c
+++ b/net/netfilter/nft_cmp.c
@@ -31,7 +31,7 @@ static void nft_cmp_eval(const struct nft_expr *expr,
const struct nft_cmp_expr *priv = nft_expr_priv(expr);
int d;
- d = nft_data_cmp(&regs->data[priv->sreg], &priv->data, priv->len);
+ d = memcmp(&regs->data[priv->sreg], &priv->data, priv->len);
switch (priv->op) {
case NFT_CMP_EQ:
if (d != 0)
diff --git a/net/netfilter/nft_hash.c b/net/netfilter/nft_hash.c
index b1101f71807f..26ba4e192121 100644
--- a/net/netfilter/nft_hash.c
+++ b/net/netfilter/nft_hash.c
@@ -62,7 +62,7 @@ static inline int nft_hash_cmp(struct rhashtable_compare_arg *arg,
const struct nft_hash_cmp_arg *x = arg->key;
const struct nft_hash_elem *he = ptr;
- if (nft_data_cmp(nft_set_ext_key(&he->ext), x->key, x->set->klen))
+ if (memcmp(nft_set_ext_key(&he->ext), x->key, x->set->klen))
return 1;
if (nft_set_elem_expired(&he->ext))
return 1;
diff --git a/net/netfilter/nft_rbtree.c b/net/netfilter/nft_rbtree.c
index 42d0ca45fb9e..b398f1a856d5 100644
--- a/net/netfilter/nft_rbtree.c
+++ b/net/netfilter/nft_rbtree.c
@@ -45,7 +45,7 @@ static bool nft_rbtree_lookup(const struct nft_set *set,
while (parent != NULL) {
rbe = rb_entry(parent, struct nft_rbtree_elem, node);
- d = nft_data_cmp(nft_set_ext_key(&rbe->ext), key, set->klen);
+ d = memcmp(nft_set_ext_key(&rbe->ext), key, set->klen);
if (d < 0) {
parent = parent->rb_left;
interval = rbe;
@@ -91,9 +91,9 @@ static int __nft_rbtree_insert(const struct nft_set *set,
while (*p != NULL) {
parent = *p;
rbe = rb_entry(parent, struct nft_rbtree_elem, node);
- d = nft_data_cmp(nft_set_ext_key(&rbe->ext),
- nft_set_ext_key(&new->ext),
- set->klen);
+ d = memcmp(nft_set_ext_key(&rbe->ext),
+ nft_set_ext_key(&new->ext),
+ set->klen);
if (d < 0)
p = &parent->rb_left;
else if (d > 0)
@@ -153,8 +153,7 @@ static void *nft_rbtree_deactivate(const struct nft_set *set,
while (parent != NULL) {
rbe = rb_entry(parent, struct nft_rbtree_elem, node);
- d = nft_data_cmp(nft_set_ext_key(&rbe->ext), &elem->key,
- set->klen);
+ d = memcmp(nft_set_ext_key(&rbe->ext), &elem->key, set->klen);
if (d < 0)
parent = parent->rb_left;
else if (d > 0)