Using fmod play files in the memory

fmod_play_memfile.c

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <fmod.h>

int main(void)
{
    FILE *fp = fopen("win-cc.ogg", "rb");
    fseek(fp, 0, SEEK_END);
    int length = ftell(fp);
    rewind(fp);

    void *buffer = malloc(length);
    fread(buffer, length, 1, fp);
    fclose(fp);

    FMOD_SYSTEM *system;
    FMOD_System_Create(&system);

    FMOD_System_Init(system, 2, 0, NULL);

    FMOD_CREATESOUNDEXINFO info;
    memset(&info, 0, sizeof(info));
    info.length = length;
    info.cbsize = sizeof(info);

    FMOD_SOUND *sound;
    FMOD_System_CreateSound(system, (const char *)buffer, FMOD_OPENMEMORY , &info, &sound );


    FMOD_System_PlaySound(system, FMOD_CHANNEL_FREE, sound, 0, NULL);

    getchar();

    FMOD_System_Release(system);

    free(buffer);

    return 0;
}