netfilter: nf_tables: use the correct get/put helpers
authorFlorian Westphal <fw@strlen.de>
Thu, 23 Jun 2022 13:05:11 +0000 (15:05 +0200)
committerPablo Neira Ayuso <pablo@netfilter.org>
Mon, 11 Jul 2022 14:40:46 +0000 (16:40 +0200)
Switch to be16/32 and u16/32 respectively.  No code changes here,
the functions do the same thing, this is just for sparse checkers' sake.

objdiff shows no changes.

Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
net/netfilter/nft_byteorder.c
net/netfilter/nft_osf.c
net/netfilter/nft_socket.c
net/netfilter/nft_xfrm.c

index d776091..f952a80 100644 (file)
@@ -44,7 +44,8 @@ void nft_byteorder_eval(const struct nft_expr *expr,
                case NFT_BYTEORDER_NTOH:
                        for (i = 0; i < priv->len / 8; i++) {
                                src64 = nft_reg_load64(&src[i]);
-                               nft_reg_store64(&dst[i], be64_to_cpu(src64));
+                               nft_reg_store64(&dst[i],
+                                               be64_to_cpu((__force __be64)src64));
                        }
                        break;
                case NFT_BYTEORDER_HTON:
index 5eed18f..0053a69 100644 (file)
@@ -99,7 +99,7 @@ static int nft_osf_dump(struct sk_buff *skb, const struct nft_expr *expr)
        if (nla_put_u8(skb, NFTA_OSF_TTL, priv->ttl))
                goto nla_put_failure;
 
-       if (nla_put_be32(skb, NFTA_OSF_FLAGS, ntohl(priv->flags)))
+       if (nla_put_u32(skb, NFTA_OSF_FLAGS, ntohl((__force __be32)priv->flags)))
                goto nla_put_failure;
 
        if (nft_dump_register(skb, NFTA_OSF_DREG, priv->dreg))
index 05ae5a3..a7de291 100644 (file)
@@ -163,7 +163,7 @@ static int nft_socket_init(const struct nft_ctx *ctx,
                return -EOPNOTSUPP;
        }
 
-       priv->key = ntohl(nla_get_u32(tb[NFTA_SOCKET_KEY]));
+       priv->key = ntohl(nla_get_be32(tb[NFTA_SOCKET_KEY]));
        switch(priv->key) {
        case NFT_SOCKET_TRANSPARENT:
        case NFT_SOCKET_WILDCARD:
@@ -179,7 +179,7 @@ static int nft_socket_init(const struct nft_ctx *ctx,
                if (!tb[NFTA_SOCKET_LEVEL])
                        return -EINVAL;
 
-               level = ntohl(nla_get_u32(tb[NFTA_SOCKET_LEVEL]));
+               level = ntohl(nla_get_be32(tb[NFTA_SOCKET_LEVEL]));
                if (level > 255)
                        return -EOPNOTSUPP;
 
@@ -202,12 +202,12 @@ static int nft_socket_dump(struct sk_buff *skb,
 {
        const struct nft_socket *priv = nft_expr_priv(expr);
 
-       if (nla_put_u32(skb, NFTA_SOCKET_KEY, htonl(priv->key)))
+       if (nla_put_be32(skb, NFTA_SOCKET_KEY, htonl(priv->key)))
                return -1;
        if (nft_dump_register(skb, NFTA_SOCKET_DREG, priv->dreg))
                return -1;
        if (priv->key == NFT_SOCKET_CGROUPV2 &&
-           nla_put_u32(skb, NFTA_SOCKET_LEVEL, htonl(priv->level)))
+           nla_put_be32(skb, NFTA_SOCKET_LEVEL, htonl(priv->level)))
                return -1;
        return 0;
 }
index becb88f..1c5343c 100644 (file)
@@ -51,7 +51,7 @@ static int nft_xfrm_get_init(const struct nft_ctx *ctx,
                return -EOPNOTSUPP;
        }
 
-       priv->key = ntohl(nla_get_u32(tb[NFTA_XFRM_KEY]));
+       priv->key = ntohl(nla_get_be32(tb[NFTA_XFRM_KEY]));
        switch (priv->key) {
        case NFT_XFRM_KEY_REQID:
        case NFT_XFRM_KEY_SPI:
@@ -134,13 +134,13 @@ static void nft_xfrm_state_get_key(const struct nft_xfrm *priv,
                WARN_ON_ONCE(1);
                break;
        case NFT_XFRM_KEY_DADDR_IP4:
-               *dest = state->id.daddr.a4;
+               *dest = (__force __u32)state->id.daddr.a4;
                return;
        case NFT_XFRM_KEY_DADDR_IP6:
                memcpy(dest, &state->id.daddr.in6, sizeof(struct in6_addr));
                return;
        case NFT_XFRM_KEY_SADDR_IP4:
-               *dest = state->props.saddr.a4;
+               *dest = (__force __u32)state->props.saddr.a4;
                return;
        case NFT_XFRM_KEY_SADDR_IP6:
                memcpy(dest, &state->props.saddr.in6, sizeof(struct in6_addr));
@@ -149,7 +149,7 @@ static void nft_xfrm_state_get_key(const struct nft_xfrm *priv,
                *dest = state->props.reqid;
                return;
        case NFT_XFRM_KEY_SPI:
-               *dest = state->id.spi;
+               *dest = (__force __u32)state->id.spi;
                return;
        }