c7274b5ef4
To simplify the function body, invert the if() statement, returning earlier. Since we already checked there is enough data in the iovec buffer, simply add an assert() call to consume the bytes_read variable. Reviewed-by: Stefano Garzarella <sgarzare@redhat.com> Reviewed-by: Miroslav Rezanina <mrezanin@redhat.com> Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com> Signed-off-by: Jason Wang <jasowang@redhat.com>