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-rw-r--r--include/linux/skbuff.h12
-rw-r--r--include/linux/usb/usbnet.h4
-rw-r--r--include/net/ipv6.h2
-rw-r--r--include/net/netfilter/ipv4/nf_reject.h10
-rw-r--r--include/net/netfilter/ipv6/nf_reject.h10
-rw-r--r--include/net/netfilter/nf_tables.h3
-rw-r--r--include/net/netfilter/nft_masq.h3
7 files changed, 42 insertions, 2 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index a59d9343c25b..6c8b6f604e76 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -557,7 +557,9 @@ struct sk_buff {
/* fields enclosed in headers_start/headers_end are copied
* using a single memcpy() in __copy_skb_header()
*/
+ /* private: */
__u32 headers_start[0];
+ /* public: */
/* if you move pkt_type around you also must adapt those constants */
#ifdef __BIG_ENDIAN_BITFIELD
@@ -642,7 +644,9 @@ struct sk_buff {
__u16 network_header;
__u16 mac_header;
+ /* private: */
__u32 headers_end[0];
+ /* public: */
/* These elements must be at the end, see alloc_skb() for details. */
sk_buff_data_t tail;
@@ -795,15 +799,19 @@ struct sk_buff_fclones {
* @skb: buffer
*
* Returns true is skb is a fast clone, and its clone is not freed.
+ * Some drivers call skb_orphan() in their ndo_start_xmit(),
+ * so we also check that this didnt happen.
*/
-static inline bool skb_fclone_busy(const struct sk_buff *skb)
+static inline bool skb_fclone_busy(const struct sock *sk,
+ const struct sk_buff *skb)
{
const struct sk_buff_fclones *fclones;
fclones = container_of(skb, struct sk_buff_fclones, skb1);
return skb->fclone == SKB_FCLONE_ORIG &&
- fclones->skb2.fclone == SKB_FCLONE_CLONE;
+ fclones->skb2.fclone == SKB_FCLONE_CLONE &&
+ fclones->skb2.sk == sk;
}
static inline struct sk_buff *alloc_skb_fclone(unsigned int size,
diff --git a/include/linux/usb/usbnet.h b/include/linux/usb/usbnet.h
index 26088feb6608..d9a4905e01d0 100644
--- a/include/linux/usb/usbnet.h
+++ b/include/linux/usb/usbnet.h
@@ -78,6 +78,7 @@ struct usbnet {
# define EVENT_NO_RUNTIME_PM 9
# define EVENT_RX_KILL 10
# define EVENT_LINK_CHANGE 11
+# define EVENT_SET_RX_MODE 12
};
static inline struct usb_driver *driver_of(struct usb_interface *intf)
@@ -159,6 +160,9 @@ struct driver_info {
/* called by minidriver when receiving indication */
void (*indication)(struct usbnet *dev, void *ind, int indlen);
+ /* rx mode change (device changes address list filtering) */
+ void (*set_rx_mode)(struct usbnet *dev);
+
/* for new devices, use the descriptor-reading code instead */
int in; /* rx endpoint */
int out; /* tx endpoint */
diff --git a/include/net/ipv6.h b/include/net/ipv6.h
index 97f472012438..4292929392b0 100644
--- a/include/net/ipv6.h
+++ b/include/net/ipv6.h
@@ -671,6 +671,8 @@ static inline int ipv6_addr_diff(const struct in6_addr *a1, const struct in6_add
return __ipv6_addr_diff(a1, a2, sizeof(struct in6_addr));
}
+void ipv6_proxy_select_ident(struct sk_buff *skb);
+
int ip6_dst_hoplimit(struct dst_entry *dst);
static inline int ip6_sk_dst_hoplimit(struct ipv6_pinfo *np, struct flowi6 *fl6,
diff --git a/include/net/netfilter/ipv4/nf_reject.h b/include/net/netfilter/ipv4/nf_reject.h
index e8427193c777..03e928a55229 100644
--- a/include/net/netfilter/ipv4/nf_reject.h
+++ b/include/net/netfilter/ipv4/nf_reject.h
@@ -1,6 +1,8 @@
#ifndef _IPV4_NF_REJECT_H
#define _IPV4_NF_REJECT_H
+#include <linux/skbuff.h>
+#include <net/ip.h>
#include <net/icmp.h>
static inline void nf_send_unreach(struct sk_buff *skb_in, int code)
@@ -10,4 +12,12 @@ static inline void nf_send_unreach(struct sk_buff *skb_in, int code)
void nf_send_reset(struct sk_buff *oldskb, int hook);
+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);
+void nf_reject_ip_tcphdr_put(struct sk_buff *nskb, const struct sk_buff *oldskb,
+ const struct tcphdr *oth);
+
#endif /* _IPV4_NF_REJECT_H */
diff --git a/include/net/netfilter/ipv6/nf_reject.h b/include/net/netfilter/ipv6/nf_reject.h
index 48e18810a9be..23216d48abf9 100644
--- a/include/net/netfilter/ipv6/nf_reject.h
+++ b/include/net/netfilter/ipv6/nf_reject.h
@@ -15,4 +15,14 @@ nf_send_unreach6(struct net *net, struct sk_buff *skb_in, unsigned char code,
void nf_send_reset6(struct net *net, struct sk_buff *oldskb, int hook);
+const struct tcphdr *nf_reject_ip6_tcphdr_get(struct sk_buff *oldskb,
+ struct tcphdr *otcph,
+ unsigned int *otcplen, int hook);
+struct ipv6hdr *nf_reject_ip6hdr_put(struct sk_buff *nskb,
+ const struct sk_buff *oldskb,
+ __be16 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);
+
#endif /* _IPV6_NF_REJECT_H */
diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h
index 3d7292392fac..845c596bf594 100644
--- a/include/net/netfilter/nf_tables.h
+++ b/include/net/netfilter/nf_tables.h
@@ -530,6 +530,9 @@ enum nft_chain_type {
NFT_CHAIN_T_MAX
};
+int nft_chain_validate_dependency(const struct nft_chain *chain,
+ enum nft_chain_type type);
+
struct nft_stats {
u64 bytes;
u64 pkts;
diff --git a/include/net/netfilter/nft_masq.h b/include/net/netfilter/nft_masq.h
index c72729f954f4..e2a518b60e19 100644
--- a/include/net/netfilter/nft_masq.h
+++ b/include/net/netfilter/nft_masq.h
@@ -13,4 +13,7 @@ int nft_masq_init(const struct nft_ctx *ctx,
int nft_masq_dump(struct sk_buff *skb, const struct nft_expr *expr);
+int nft_masq_validate(const struct nft_ctx *ctx, const struct nft_expr *expr,
+ const struct nft_data **data);
+
#endif /* _NFT_MASQ_H_ */