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rxrpc: Fix send in rxrpc_send_data_packet()
[ Upstream commit93c62c45ed
] All the kernel_sendmsg() calls in rxrpc_send_data_packet() need to send both parts of the iov[] buffer, but one of them does not. Fix it so that it does. Without this, short IPv6 rxrpc DATA packets may be seen that have the rxrpc header included, but no payload. Fixes:5a924b8951
("rxrpc: Don't store the rxrpc header in the Tx queue sk_buffs") Reported-by: Marc Dionne <marc.dionne@auristor.com> Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -391,7 +391,7 @@ int rxrpc_send_data_packet(struct rxrpc_call *call, struct sk_buff *skb,
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(char *)&opt, sizeof(opt));
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if (ret == 0) {
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ret = kernel_sendmsg(conn->params.local->socket, &msg,
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iov, 1, iov[0].iov_len);
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iov, 2, len);
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opt = IPV6_PMTUDISC_DO;
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kernel_setsockopt(conn->params.local->socket,
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