scsi: qla2xxx: Zero undefined mailbox IN registers

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While requesting a new mailbox command, driver does not write any data to
unused registers.  Initialize the unused register value to zero while
requesting a new mailbox command to prevent stale entry access by firmware.

Link: https://lore.kernel.org/r/20220713052045.10683-4-njavali@marvell.com
Cc: stable@vger.kernel.org
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Bikash Hazarika <bhazarika@marvell.com>
Signed-off-by: Quinn Tran <qutran@marvell.com>
Signed-off-by: Nilesh Javali <njavali@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

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Bikash Hazarika 2022-07-12 22:20:38 -07:00 • committed by Martin K. Petersen

parent cf3b4fb655

commit 6c96a3c7d4

1 changed files with 2 additions and 0 deletions

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drivers/scsi/qla2xxx/qla_mbx.c

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