From: Florian Westphal <fw@xxxxxxxxx>
make C=1 CF=-D__CHECK_ENDIAN__ shows following:
net/bridge/netfilter/nft_reject_bridge.c:65:50: warning: incorrect type in argument 3 (different base types)
net/bridge/netfilter/nft_reject_bridge.c:65:50: expected restricted __be16 [usertype] protocol [..]
net/bridge/netfilter/nft_reject_bridge.c:102:37: warning: cast from restricted __be16
net/bridge/netfilter/nft_reject_bridge.c:102:37: warning: incorrect type in argument 1 (different base types) [..]
net/bridge/netfilter/nft_reject_bridge.c:121:50: warning: incorrect type in argument 3 (different base types) [..]
net/bridge/netfilter/nft_reject_bridge.c:168:52: warning: incorrect type in argument 3 (different base types) [..]
net/bridge/netfilter/nft_reject_bridge.c:233:52: warning: incorrect type in argument 3 (different base types) [..]
Caused by two (harmless) errors:
1. htons() instead of ntohs()
2. __be16 for protocol in nf_reject_ipXhdr_put API, use u8 instead.
Reported-by: kbuild test robot <fengguang.wu@xxxxxxxxx>
Signed-off-by: Florian Westphal <fw@xxxxxxxxx>
Signed-off-by: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
---
include/net/netfilter/ipv4/nf_reject.h | 2 +-
include/net/netfilter/ipv6/nf_reject.h | 2 +-
net/bridge/netfilter/nft_reject_bridge.c | 2 +-
net/ipv4/netfilter/nf_reject_ipv4.c | 2 +-
net/ipv6/netfilter/nf_reject_ipv6.c | 2 +-
5 files changed, 5 insertions(+), 5 deletions(-)
diff --git a/include/net/netfilter/ipv4/nf_reject.h b/include/net/netfilter/ipv4/nf_reject.h
index 8641275..77862c3 100644
--- a/include/net/netfilter/ipv4/nf_reject.h
+++ b/include/net/netfilter/ipv4/nf_reject.h
@@ -12,7 +12,7 @@ const struct tcphdr *nf_reject_ip_tcphdr_get(struct sk_buff *oldskb,
struct tcphdr *_oth, int hook);
struct iphdr *nf_reject_iphdr_put(struct sk_buff *nskb,
const struct sk_buff *oldskb,
- __be16 protocol, int ttl);
+ __u8 protocol, int ttl);
void nf_reject_ip_tcphdr_put(struct sk_buff *nskb, const struct sk_buff *oldskb,
const struct tcphdr *oth);
diff --git a/include/net/netfilter/ipv6/nf_reject.h b/include/net/netfilter/ipv6/nf_reject.h
index 0ae445d..0ea4fa3 100644
--- a/include/net/netfilter/ipv6/nf_reject.h
+++ b/include/net/netfilter/ipv6/nf_reject.h
@@ -13,7 +13,7 @@ const struct tcphdr *nf_reject_ip6_tcphdr_get(struct sk_buff *oldskb,
unsigned int *otcplen, int hook);
struct ipv6hdr *nf_reject_ip6hdr_put(struct sk_buff *nskb,
const struct sk_buff *oldskb,
- __be16 protocol, int hoplimit);
+ __u8 protocol, int hoplimit);
void nf_reject_ip6_tcphdr_put(struct sk_buff *nskb,
const struct sk_buff *oldskb,
const struct tcphdr *oth, unsigned int otcplen);
diff --git a/net/bridge/netfilter/nft_reject_bridge.c b/net/bridge/netfilter/nft_reject_bridge.c
index 5c6c965..54a2fdf 100644
--- a/net/bridge/netfilter/nft_reject_bridge.c
+++ b/net/bridge/netfilter/nft_reject_bridge.c
@@ -99,7 +99,7 @@ static void nft_reject_br_send_v4_unreach(struct sk_buff *oldskb,
if (!pskb_may_pull(oldskb, len))
return;
- if (pskb_trim_rcsum(oldskb, htons(ip_hdr(oldskb)->tot_len)))
+ if (pskb_trim_rcsum(oldskb, ntohs(ip_hdr(oldskb)->tot_len)))
return;
if (ip_hdr(oldskb)->protocol == IPPROTO_TCP ||
diff --git a/net/ipv4/netfilter/nf_reject_ipv4.c b/net/ipv4/netfilter/nf_reject_ipv4.c
index b7405eb..c5b794d 100644
--- a/net/ipv4/netfilter/nf_reject_ipv4.c
+++ b/net/ipv4/netfilter/nf_reject_ipv4.c
@@ -43,7 +43,7 @@ EXPORT_SYMBOL_GPL(nf_reject_ip_tcphdr_get);
struct iphdr *nf_reject_iphdr_put(struct sk_buff *nskb,
const struct sk_buff *oldskb,
- __be16 protocol, int ttl)
+ __u8 protocol, int ttl)
{
struct iphdr *niph, *oiph = ip_hdr(oldskb);
diff --git a/net/ipv6/netfilter/nf_reject_ipv6.c b/net/ipv6/netfilter/nf_reject_ipv6.c
index 68e0bb4..3afdce0 100644
--- a/net/ipv6/netfilter/nf_reject_ipv6.c
+++ b/net/ipv6/netfilter/nf_reject_ipv6.c
@@ -65,7 +65,7 @@ EXPORT_SYMBOL_GPL(nf_reject_ip6_tcphdr_get);
struct ipv6hdr *nf_reject_ip6hdr_put(struct sk_buff *nskb,
const struct sk_buff *oldskb,
- __be16 protocol, int hoplimit)
+ __u8 protocol, int hoplimit)
{
struct ipv6hdr *ip6h;
const struct ipv6hdr *oip6h = ipv6_hdr(oldskb);
--
1.7.10.4
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