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net/sock: add an explicit sk argument for ip_cmsg_recv_offset()

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So that we can use it even after orphaining the skbuff.

Suggested-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Paolo Abeni
2016-11-04 11:28:58 +01:00
committed by David S. Miller
parent cd2c0f4540
commit ad959036a7
4 changed files with 8 additions and 7 deletions
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5
include/net/ip.h
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@@ -579,7 +579,8 @@ int ip_options_rcv_srr(struct sk_buff *skb);
*/
void ipv4_pktinfo_prepare(const struct sock *sk, struct sk_buff *skb);
void ip_cmsg_recv_offset(struct msghdr *msg, struct sk_buff *skb, int tlen, int offset);
void ip_cmsg_recv_offset(struct msghdr *msg, struct sock *sk,
struct sk_buff *skb, int tlen, int offset);
int ip_cmsg_send(struct sock *sk, struct msghdr *msg,
struct ipcm_cookie *ipc, bool allow_ipv6);
int ip_setsockopt(struct sock *sk, int level, int optname, char __user *optval,
@@ -601,7 +602,7 @@ void ip_local_error(struct sock *sk, int err, __be32 daddr, __be16 dport,
static inline void ip_cmsg_recv(struct msghdr *msg, struct sk_buff *skb)
{
ip_cmsg_recv_offset(msg, skb, 0, 0);
ip_cmsg_recv_offset(msg, skb->sk, skb, 0, 0);
}
bool icmp_global_allow(void);