[eap] Verify header length for all EAP packet types - #1769
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The header length field exists for all packet types. Validate this length wihtin eap_rx() for all packet types, rather than performing validation only for EAP requests in eap_rx_request(). Signed-off-by: Michael Brown <mcb30@ipxe.org>
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The header length field exists for all packet types. Validate this length wihtin eap_rx() for all packet types, rather than performing validation only for EAP requests in eap_rx_request().