diff options
Diffstat (limited to 'drivers/ata')
| -rw-r--r-- | drivers/ata/libata-core.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index f368387829ca..c831c9efee60 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -5792,13 +5792,18 @@ static struct ata_port * ata_port_add(const struct ata_probe_ent *ent, return NULL; } - shost = scsi_host_alloc(ent->sht, sizeof(struct ata_port)); - if (!shost) + ap = kzalloc(sizeof(struct ata_port), GFP_KERNEL); + if (!ap) return NULL; - shost->transportt = &ata_scsi_transport_template; + shost = scsi_host_alloc(ent->sht, sizeof(struct ata_port *)); + if (!shost) { + kfree(ap); + return NULL; + } - ap = ata_shost_to_port(shost); + *(struct ata_port **)&shost->hostdata[0] = ap; + shost->transportt = &ata_scsi_transport_template; ata_port_init(ap, host, ent, port_no); ata_port_init_shost(ap, shost); @@ -5824,9 +5829,13 @@ static void ata_host_release(struct device *gendev, void *res) for (i = 0; i < host->n_ports; i++) { struct ata_port *ap = host->ports[i]; - if (ap) + if (!ap) + continue; + + if (ap->scsi_host) scsi_host_put(ap->scsi_host); + kfree(ap); host->ports[i] = NULL; } |