From: Sreekanth Reddy sreekanth.reddy@broadcom.com
commit 4c51f956965120b3441cdd39c358b87daba13e19 upstream.
Whenever the driver is adding a vSES to virtual-phys list it is reinitializing the list head. Hence those vSES devices which were added previously are lost.
Stop reinitializing the list every time a new vSES device is added.
Link: https://lore.kernel.org/r/20210330105004.20413-1-sreekanth.reddy@broadcom.co... Cc: stable@vger.kernel.org #v5.11.10+ Signed-off-by: Sreekanth Reddy sreekanth.reddy@broadcom.com Signed-off-by: Martin K. Petersen martin.petersen@oracle.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/scsi/mpt3sas/mpt3sas_scsih.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
--- a/drivers/scsi/mpt3sas/mpt3sas_scsih.c +++ b/drivers/scsi/mpt3sas/mpt3sas_scsih.c @@ -6475,6 +6475,9 @@ _scsih_alloc_vphy(struct MPT3SAS_ADAPTER if (!vphy) return NULL;
+ if (!port->vphys_mask) + INIT_LIST_HEAD(&port->vphys_list); + /* * Enable bit corresponding to HBA phy number on its * parent hba_port object's vphys_mask field. @@ -6482,7 +6485,6 @@ _scsih_alloc_vphy(struct MPT3SAS_ADAPTER port->vphys_mask |= (1 << phy_num); vphy->phy_mask |= (1 << phy_num);
- INIT_LIST_HEAD(&port->vphys_list); list_add_tail(&vphy->list, &port->vphys_list);
ioc_info(ioc,