Type conversion in go looks a lot like function calls (in python too but here it confused me).
Following looks like Bind returns the result of OptionFunc function call. This function accepts a function as an argument, this is not a very uncommon approach.
The Linux USB driver expects a probe function which is called when a matching device is plugged in.
When a device is plugged into the USB bus that matches the device ID pattern that your driver registered with the USB core, the probe function is called.
Shivering in this cold winter one would certainly stumble upon the question that the Linux Kernel, which operates most of your operating system, is just a huge C program.
Shouldn’t it, then, be possible to compile and run it as you do to all your C programs ?
Once upon a time, a CTF was held. There were many ways to solve it, though none knew that one was The Unintended Way. Although, it does sound pretty unconventional and sad that in a CTF where you explore all the paths and explore wild possibilities, one of them was tagged as unintended and thus, invalid.