No sense in issuing or retrying commands to an expander that has been
removed.
Signed-off-by: Dan Williams <dan.j.williams@xxxxxxxxx>
---
drivers/scsi/libsas/sas_expander.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/drivers/scsi/libsas/sas_expander.c b/drivers/scsi/libsas/sas_expander.c
index d9c2769..e2efc6c 100644
--- a/drivers/scsi/libsas/sas_expander.c
+++ b/drivers/scsi/libsas/sas_expander.c
@@ -74,6 +74,9 @@ static int smp_execute_task(struct domain_device *dev, void *req, int req_size,
mutex_lock(&dev->ex_dev.cmd_mutex);
for (retry = 0; retry < 3; retry++) {
+ if (dev->gone)
+ return -ECOMM;
+
task = sas_alloc_task(GFP_KERNEL);
if (!task) {
res = -ENOMEM;
--
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