char *memory_buffer;
[php]
ssize_t memory_write( struct file *filp, char *buf,
size_t count, loff_t *f_pos) {

char *tmp;
if(memory_buffer==null){
memory_buffer = kmalloc(1, GFP_KERNEL);
}else{
tmp=buf+count-1;
copy_from_user(memory_buffer,tmp,1);
}
return 1;
}
[/php]