/* Clear checksum and lifetime prior to signature verification.  */
static void isis_clear_checksum_lifetime(void *header)
/* Clear checksum and lifetime prior to signature verification.  */
static void isis_clear_checksum_lifetime(void *header)
{
    struct isis_lsp_header *header_lsp = (struct isis_lsp_header *) header;
    header_lsp->checksum[0] = 0;
    header_lsp->checksum[1] = 0;
    header_lsp->remaining_lifetime[0] = 0;
    header_lsp->remaining_lifetime[1] = 0;
}