* disk/ieee1275/ofdisk.c (grub_ofdisk_read): Return error if `status' is negative. * kern/ieee1275/ieee1275.c (IEEE1275_IHANDLE_INVALID): Change to 0.
* disk/ieee1275/ofdisk.c (grub_ofdisk_read): Return error if `status' is negative. * kern/ieee1275/ieee1275.c (IEEE1275_IHANDLE_INVALID): Change to 0.