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authorTomas Henzl <thenzl@redhat.com>2016-11-01 17:32:02 +0100
committerMartin K. Petersen <martin.petersen@oracle.com>2016-11-16 20:19:29 -0500
commit18103efcacee0563d57c3b7af8d849faae62a117 (patch)
tree6e573ed3c79649359035f95c3b578ad193ca5ccf
parent7dc62d935459fc48778d9306f2094a8fd16614dd (diff)
downloadop-kernel-dev-18103efcacee0563d57c3b7af8d849faae62a117.zip
op-kernel-dev-18103efcacee0563d57c3b7af8d849faae62a117.tar.gz
scsi: megaraid-sas: request irqs later
It is not good when an irq arrives before driver structures are allocated. Signed-off-by: Tomas Henzl <thenzl@redhat.com> Acked-by: Sumit Saxena <sumit.saxena@broadcom.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
-rw-r--r--drivers/scsi/megaraid/megaraid_sas_base.c12
1 files changed, 5 insertions, 7 deletions
diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
index d8eaf53..5462676 100644
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -5149,11 +5149,6 @@ 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)
@@ -5169,6 +5164,10 @@ 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);
@@ -5308,9 +5307,8 @@ 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;
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