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Fix a bug in the isa attach code which would panic isa systems.

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sos 1999-10-11 11:04:43 +00:00
parent aafa907b0c
commit f0c09f5977
1 changed files with 1 additions and 1 deletions
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2
sys/dev/ata/ata-all.c
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@ -115,7 +115,7 @@ ata_isaprobe(device_t dev)
/* check if allready in use by a PCI device */
for (ctlr = 0; ctlr < atanlun; ctlr++) {
if (atadevices[ctlr]->ioaddr == rman_get_start(port)) {
if (atadevices[ctlr] && atadevices[ctlr]->ioaddr==rman_get_start(port)){
printf("ata-isa%d: already registered as ata%d\n",
device_get_unit(dev), ctlr);
bus_release_resource(dev, SYS_RES_IOPORT, 0, port);