Fix a bug in error handling in vmbus_bus_init().
Signed-off-by: K. Y. Srinivasan <kys@xxxxxxxxxxxxx>
Signed-off-by: Haiyang Zhang <haiyangz@xxxxxxxxxxxxx>
---
drivers/staging/hv/vmbus_drv.c | 6 +++++-
1 files changed, 5 insertions(+), 1 deletions(-)
diff --git a/drivers/staging/hv/vmbus_drv.c b/drivers/staging/hv/vmbus_drv.c
index f20ab9a..0b0bff3 100644
--- a/drivers/staging/hv/vmbus_drv.c
+++ b/drivers/staging/hv/vmbus_drv.c
@@ -463,8 +463,10 @@ static int vmbus_bus_init(int irq)
tasklet_init(&event_dpc, vmbus_on_event, 0);
ret = bus_register(&hv_bus);
- if (ret)
+ if (ret) {
+ hv_cleanup();
return ret;
+ }
ret = request_irq(irq, vmbus_isr, IRQF_SAMPLE_RANDOM,
driver_name, hv_acpi_dev);
@@ -473,6 +475,7 @@ static int vmbus_bus_init(int irq)
pr_err("Unable to request IRQ %d\n",
irq);
+ hv_cleanup();
bus_unregister(&hv_bus);
return ret;
@@ -487,6 +490,7 @@ static int vmbus_bus_init(int irq)
on_each_cpu(hv_synic_init, (void *)&vector, 1);
ret = vmbus_connect();
if (ret) {
+ hv_cleanup();
free_irq(irq, hv_acpi_dev);
bus_unregister(&hv_bus);
return ret;
--
1.7.4.1
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