From: Ching<ching2048@xxxxxxxxxxxx>
This is a new patch after patch v1.1 series.
Fixed calling scsi_scan_host until all initialization are done.
And fixed error path free allocated resource.
Signed-off-by: Ching<ching2048@xxxxxxxxxxxx>
---
diff -uprN a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c
--- a/drivers/scsi/arcmsr/arcmsr_hba.c 2014-05-08 17:45:34.000000000 +0800
+++ b/drivers/scsi/arcmsr/arcmsr_hba.c 2014-05-14 18:29:30.000000000 +0800
@@ -112,6 +112,7 @@ static void arcmsr_hbaD_message_isr(stru
static void arcmsr_hardware_reset(struct AdapterControlBlock *acb);
static const char *arcmsr_info(struct Scsi_Host *);
static irqreturn_t arcmsr_interrupt(struct AdapterControlBlock *acb);
+static void arcmsr_free_irq(struct pci_dev *, struct AdapterControlBlock *);
static int arcmsr_adjust_disk_queue_depth(struct scsi_device *sdev,
int queue_depth, int reason)
{
@@ -778,12 +779,11 @@ static int arcmsr_probe(struct pci_dev *
}
error = scsi_add_host(host, &pdev->dev);
if(error){
- goto RAID_controller_stop;
+ goto free_ccb_pool;
}
if (arcmsr_request_irq(pdev, acb) == ARC_FAILURE)
goto scsi_host_remove;
arcmsr_iop_init(acb);
- scsi_scan_host(host);
INIT_WORK(&acb->arcmsr_do_message_isr_bh, arcmsr_message_isr_bh_fn);
atomic_set(&acb->rq_map_token, 16);
atomic_set(&acb->ante_token_value, 16);
@@ -795,13 +795,17 @@ static int arcmsr_probe(struct pci_dev *
add_timer(&acb->eternal_timer);
if(arcmsr_alloc_sysfs_attr(acb))
goto out_free_sysfs;
+ scsi_scan_host(host);
return 0;
out_free_sysfs:
-scsi_host_remove:
- scsi_remove_host(host);
-RAID_controller_stop:
+ del_timer_sync(&acb->eternal_timer);
+ flush_work(&acb->arcmsr_do_message_isr_bh);
arcmsr_stop_adapter_bgrb(acb);
arcmsr_flush_adapter_cache(acb);
+ arcmsr_free_irq(pdev, acb);
+scsi_host_remove:
+ scsi_remove_host(host);
+free_ccb_pool:
arcmsr_free_ccb_pool(acb);
free_hbb_mu:
arcmsr_free_mu(acb);
--
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