On Mon, Oct 18, 2010 at 08:10:53PM +0530, Aneesh Kumar K.V wrote: > This patch ensures that a read(fd, NULL, 0 ) returns EFAULT on a 9p file. Is there some specific reason you want this behavior? I believe the generic Linux code returns success in this case. I tried this exact system call with fd being a pty or a file on ext3 and got 0 for both. Brad Boyer flar@xxxxxxxxxxxxx -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html