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path: root/drivers/scsi/libsas/sas_expander.c
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Diffstat (limited to 'drivers/scsi/libsas/sas_expander.c')
-rw-r--r--drivers/scsi/libsas/sas_expander.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/scsi/libsas/sas_expander.c b/drivers/scsi/libsas/sas_expander.c
index c2150a818423..6abce9dfc17b 100644
--- a/drivers/scsi/libsas/sas_expander.c
+++ b/drivers/scsi/libsas/sas_expander.c
@@ -58,7 +58,9 @@ static int smp_execute_task_sg(struct domain_device *dev,
struct sas_task *task = NULL;
struct sas_internal *i =
to_sas_internal(dev->port->ha->core.shost->transportt);
+ struct sas_ha_struct *ha = dev->port->ha;
+ pm_runtime_get_sync(ha->dev);
mutex_lock(&dev->ex_dev.cmd_mutex);
for (retry = 0; retry < 3; retry++) {
if (test_bit(SAS_DEV_GONE, &dev->state)) {
@@ -131,6 +133,7 @@ static int smp_execute_task_sg(struct domain_device *dev,
}
}
mutex_unlock(&dev->ex_dev.cmd_mutex);
+ pm_runtime_put_sync(ha->dev);
BUG_ON(retry == 3 && task != NULL);
sas_free_task(task);