结构数组上的realloc（）给出了无效的下一个大小

I have this function. As you can see, everything is being done in the function, I'm not allocating in the main and then passing anything to it (I'll only return the pointer to the array once the function is done). The function in itself (with a fixed size for the array) works, but the realloc fails.I have this function. As you can see, everythin