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net: fixes for skb_send_sock
A couple fixes to new skb_send_sock infrastructure. However, no users
currently exist for this code (adding user in next handful of patches)
so it should not be possible to trigger a panic with existing in-kernel
code.
Fixes: 306b13eb3c
("proto_ops: Add locked held versions of sendmsg and sendpage")
Signed-off-by: John Fastabend <john.fastabend@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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45f91bdcd5
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@ -2285,7 +2285,7 @@ int skb_send_sock_locked(struct sock *sk, struct sk_buff *skb, int offset,
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slen = min_t(int, len, skb_headlen(skb) - offset);
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kv.iov_base = skb->data + offset;
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kv.iov_len = len;
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kv.iov_len = slen;
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memset(&msg, 0, sizeof(msg));
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ret = kernel_sendmsg_locked(sk, &msg, &kv, 1, slen);
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@ -658,7 +658,7 @@ int kernel_sendmsg_locked(struct sock *sk, struct msghdr *msg,
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struct socket *sock = sk->sk_socket;
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if (!sock->ops->sendmsg_locked)
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sock_no_sendmsg_locked(sk, msg, size);
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return sock_no_sendmsg_locked(sk, msg, size);
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iov_iter_kvec(&msg->msg_iter, WRITE | ITER_KVEC, vec, num, size);
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