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path: root/drivers/scsi/a2091.c
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Diffstat (limited to 'drivers/scsi/a2091.c')
-rw-r--r--drivers/scsi/a2091.c18
1 files changed, 12 insertions, 6 deletions
diff --git a/drivers/scsi/a2091.c b/drivers/scsi/a2091.c
index 07d572feceed..37dd47136fb1 100644
--- a/drivers/scsi/a2091.c
+++ b/drivers/scsi/a2091.c
@@ -169,10 +169,8 @@ int __init a2091_detect(struct scsi_host_template *tpnt)
continue;
instance = scsi_register (tpnt, sizeof (struct WD33C93_hostdata));
- if (instance == NULL) {
- release_mem_region(address, 256);
- continue;
- }
+ if (instance == NULL)
+ goto release;
instance->base = ZTWO_VADDR(address);
instance->irq = IRQ_AMIGA_PORTS;
instance->unique_id = z->slotaddr;
@@ -183,10 +181,18 @@ int __init a2091_detect(struct scsi_host_template *tpnt)
HDATA(instance)->fast = 0;
HDATA(instance)->dma_mode = CTRL_DMA;
wd33c93_init(instance, regs, dma_setup, dma_stop, WD33C93_FS_8_10);
- request_irq(IRQ_AMIGA_PORTS, a2091_intr, IRQF_SHARED, "A2091 SCSI",
- instance);
+ if (request_irq(IRQ_AMIGA_PORTS, a2091_intr, IRQF_SHARED, "A2091 SCSI",
+ instance))
+ goto unregister;
DMA(instance)->CNTR = CNTR_PDMD | CNTR_INTEN;
num_a2091++;
+ continue;
+
+unregister:
+ scsi_unregister(instance);
+ wd33c93_release();
+release:
+ release_mem_region(address, 256);
}
return num_a2091;