diff options
| author | Michael Brown <mcb30@etherboot.org> | 2005-04-22 12:02:34 +0000 |
|---|---|---|
| committer | Michael Brown <mcb30@etherboot.org> | 2005-04-22 12:02:34 +0000 |
| commit | feb652709d7c1a3166ef53e2f80b6955bfaa2073 (patch) | |
| tree | b9e215bd6b33d8b2778646b12db274c18ffd60bc /src/drivers/bus | |
| parent | e596c42adeb8c5dd73e5494a7acd2cd75328ff08 (diff) | |
| download | ipxe-feb652709d7c1a3166ef53e2f80b6955bfaa2073.tar.gz | |
Must not go beyond end of driver's probe list.
Diffstat (limited to 'src/drivers/bus')
| -rw-r--r-- | src/drivers/bus/isa.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/drivers/bus/isa.c b/src/drivers/bus/isa.c index 9c5b4efdf..95701c36b 100644 --- a/src/drivers/bus/isa.c +++ b/src/drivers/bus/isa.c @@ -100,8 +100,11 @@ int isa_check_driver ( struct bus_dev *bus_dev, /* If ioaddr is zero, it means we're using a driver-specified * ioaddr */ - if ( ! isa->ioaddr ) + if ( ! isa->ioaddr ) { + if ( isa->driver_probe_idx >= driver->addr_count ) + return 0; isa->ioaddr = driver->probe_addrs[isa->driver_probe_idx]; + } /* Use probe_addr method to see if there's a device * present at this address. |