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scsi: smartpqi: Fix rare SAS transport memory leak

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Free rphy when pqi_sas_port_add_rphy() returns an error.

If pqi_sas_port_add_rphy() returns an error, the 'rphy' allocated in
sas_end_device_alloc() needs to be freed.

It should be noted that no issues were ever reported.

Reviewed-by: Scott Benesh <scott.benesh@microchip.com>
Reviewed-by: Scott Teel <scott.teel@microchip.com>
Reviewed-by: Mike McGowen <mike.mcgowen@microchip.com>
Reviewed-by: Kevin Barnett <kevin.barnett@microchip.com>
Suggested-by: Yang Yingliang <yangyingliang@huawei.com>
Signed-off-by: Don Brace <don.brace@microchip.com>
Link: https://lore.kernel.org/r/20230428153712.297638-5-don.brace@microchip.com
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Don Brace 2023-04-28 10:37:04 -05:00 committed by Martin K. Petersen
parent 889cda36db
commit 2312e844dc
1 changed files with 3 additions and 1 deletions
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4
drivers/scsi/smartpqi/smartpqi_sas_transport.c
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@ -293,10 +293,12 @@ int pqi_add_sas_device(struct pqi_sas_node *pqi_sas_node,
rc = pqi_sas_port_add_rphy(pqi_sas_port, rphy);
if (rc)
goto free_sas_port;
goto free_sas_rphy;
return 0;
free_sas_rphy:
sas_rphy_free(rphy);
free_sas_port:
pqi_free_sas_port(pqi_sas_port);
device->sas_port = NULL;