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authorPablo Neira Ayuso <pablo@netfilter.org>2021-01-25 17:28:18 +0100
committerPablo Neira Ayuso <pablo@netfilter.org>2021-01-27 22:53:29 +0100
commit4f16d25c68ec844299a4df6ecbb0234eaf88a935 (patch)
tree6a33c0d31109e978f496586343b7a35c8f8f4a32 /net/netfilter/nft_tproxy.c
parentdbc859d96f1a90bafe9c3ba2e437aae5d5677318 (diff)
netfilter: nftables: add nft_parse_register_load() and use it
This new function combines the netlink register attribute parser and the load validation function. This update requires to replace: enum nft_registers sreg:8; in many of the expression private areas otherwise compiler complains with: error: cannot take address of bit-field ‘sreg’ when passing the register field as reference. Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net/netfilter/nft_tproxy.c')
-rw-r--r--net/netfilter/nft_tproxy.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/net/netfilter/nft_tproxy.c b/net/netfilter/nft_tproxy.c
index d67f83a0958d..43a5a780a6d3 100644
--- a/net/netfilter/nft_tproxy.c
+++ b/net/netfilter/nft_tproxy.c
@@ -13,9 +13,9 @@
#endif
struct nft_tproxy {
- enum nft_registers sreg_addr:8;
- enum nft_registers sreg_port:8;
- u8 family;
+ u8 sreg_addr;
+ u8 sreg_port;
+ u8 family;
};
static void nft_tproxy_eval_v4(const struct nft_expr *expr,
@@ -247,15 +247,15 @@ static int nft_tproxy_init(const struct nft_ctx *ctx,
}
if (tb[NFTA_TPROXY_REG_ADDR]) {
- priv->sreg_addr = nft_parse_register(tb[NFTA_TPROXY_REG_ADDR]);
- err = nft_validate_register_load(priv->sreg_addr, alen);
+ err = nft_parse_register_load(tb[NFTA_TPROXY_REG_ADDR],
+ &priv->sreg_addr, alen);
if (err < 0)
return err;
}
if (tb[NFTA_TPROXY_REG_PORT]) {
- priv->sreg_port = nft_parse_register(tb[NFTA_TPROXY_REG_PORT]);
- err = nft_validate_register_load(priv->sreg_port, sizeof(u16));
+ err = nft_parse_register_load(tb[NFTA_TPROXY_REG_PORT],
+ &priv->sreg_port, sizeof(u16));
if (err < 0)
return err;
}