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scsi: qla2xxx: Fix mailbox Ch erroneous error
commit 044c218 upstream. Mailbox Ch/dump ram extend expects mb register 10 to be set. If not set/clear, firmware can pick up garbage from previous invocation of this mailbox. Example: mctp dump can set mb10. On subsequent flash read which use mailbox cmd Ch, mb10 can retain previous value. Link: https://lore.kernel.org/r/20210111093134.1206-6-njavali@marvell.com Cc: stable@vger.kernel.org Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.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> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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