It is not good when an irq arrives before
driver structures are allocated.

Signed-off-by: Tomas Henzl <the...@redhat.com>
---
 drivers/scsi/megaraid/megaraid_sas_base.c | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c 
b/drivers/scsi/megaraid/megaraid_sas_base.c
index c3efcc7255..e207410150 100644
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -5155,11 +5155,6 @@ static int megasas_init_fw(struct megasas_instance 
*instance)
        tasklet_init(&instance->isr_tasklet, instance->instancet->tasklet,
                (unsigned long)instance);
 
-       if (instance->msix_vectors ?
-               megasas_setup_irqs_msix(instance, 1) :
-               megasas_setup_irqs_ioapic(instance))
-               goto fail_setup_irqs;
-
        instance->ctrl_info = kzalloc(sizeof(struct megasas_ctrl_info),
                                GFP_KERNEL);
        if (instance->ctrl_info == NULL)
@@ -5175,6 +5170,10 @@ static int megasas_init_fw(struct megasas_instance 
*instance)
        if (instance->instancet->init_adapter(instance))
                goto fail_init_adapter;
 
+       if (instance->msix_vectors ?
+               megasas_setup_irqs_msix(instance, 1) :
+               megasas_setup_irqs_ioapic(instance))
+               goto fail_init_adapter;
 
        instance->instancet->enable_intr(instance);
 
@@ -5314,9 +5313,8 @@ static int megasas_init_fw(struct megasas_instance 
*instance)
 
 fail_get_pd_list:
        instance->instancet->disable_intr(instance);
-fail_init_adapter:
        megasas_destroy_irqs(instance);
-fail_setup_irqs:
+fail_init_adapter:
        if (instance->msix_vectors)
                pci_disable_msix(instance->pdev);
        instance->msix_vectors = 0;
-- 
2.7.4

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