[IA64] fix serial console detection issue caused by cfbc535ebf6f
authorIsaku Yamahata <yamahata@valinux.co.jp>
Mon, 7 Jul 2008 01:54:16 +0000 (10:54 +0900)
committerIsaku Yamahata <yamahata@valinux.co.jp>
Mon, 7 Jul 2008 01:54:16 +0000 (10:54 +0900)
commit3d90282c1ad820b000dc334ede975ec66b074dfc
tree936bcea5f195253930a6fe1803ad9d1ec3ceb9e9
parent0deb38e51f4d7869512ddf5c80b21036325fc22f
[IA64] fix serial console detection issue caused by cfbc535ebf6f

This patch fixes serial console detection failure caused by the
changeset cfbc535ebf6f.
The changeset changed struct efi's members value from xen virtual
address to physical address and from NULL to EFI_INVALID_TABLE_ADDR
for non existing table. One check was missed.

Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
xen/arch/ia64/linux-xen/setup.c