ikev2: use protocol of selected proposal to delete a failed CHILD_SA
Depending on the failure, the protocol might not yet be set on the CHILD_SA.
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@ -1284,13 +1284,13 @@ METHOD(task_t, build_i_delete, status_t,
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private_child_create_t *this, message_t *message)
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{
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message->set_exchange_type(message, INFORMATIONAL);
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if (this->child_sa)
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if (this->child_sa && this->proposal)
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{
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protocol_id_t proto;
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delete_payload_t *del;
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u_int32_t spi;
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proto = this->child_sa->get_protocol(this->child_sa);
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proto = this->proposal->get_protocol(this->proposal);
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spi = this->child_sa->get_spi(this->child_sa, TRUE);
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del = delete_payload_create(DELETE, proto);
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del->add_spi(del, spi);
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