On Wed, Jan 16, 2008 at 10:05:43AM -0700, Bjorn Helgaas wrote: > static int __devinit > +serial_pnp_line(struct uart_port *port) > +{ > +#ifdef CONFIG_X86 > + switch (port->iobase) { > + case 0x3f8: return 0; /* COM1 -> ttyS0 */ > + case 0x2f8: return 1; /* COM2 -> ttyS1 */ > + case 0x3e8: return 2; /* COM3 -> ttyS2 */ > + case 0x2e8: return 3; /* COM4 -> ttyS3 */ > + } > +#endif So what if someone intentionally modifies SERIAL_DEFN_PORTS to point ttyS[0-3] somewhere else? They also have to modify this code as well. -- Russell King Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/ maintainer of: - To unsubscribe from this list: send the line "unsubscribe linux-serial" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html