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 | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/drivers/scsi/libsas/sas_expander.c b/drivers/scsi/libsas/sas_expander.c
index 7701ab5..6fb1f3a 100644
--- a/drivers/scsi/libsas/sas_expander.c
+++ b/drivers/scsi/libsas/sas_expander.c
@@ -74,6 +74,11 @@ 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 (test_bit(SAS_DEV_GONE, &dev->state)) {
+ res = -ECOMM;
+ break;
+ }
+
task = sas_alloc_task(GFP_KERNEL);
if (!task) {
res = -ENOMEM;
--
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