[SCSI] qla2xxx: Clear options-flags while issuing stop-firmware mbx command.
Not clearing the options flags in mbx1 could lead the firmware into interpreting old data in mbx1 through mbx8. This could lead to inadvertent DMA read/write operations to stale memory. Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com> Signed-off-by: Chad Dupuis <chad.dupuis@qlogic.com> Signed-off-by: James Bottomley <JBottomley@Parallels.com>
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@ -2581,7 +2581,8 @@ qla2x00_stop_firmware(scsi_qla_host_t *vha)
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ql_dbg(ql_dbg_mbx, vha, 0x10a1, "Entered %s.\n", __func__);
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mcp->mb[0] = MBC_STOP_FIRMWARE;
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mcp->out_mb = MBX_0;
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mcp->mb[1] = 0;
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mcp->out_mb = MBX_1|MBX_0;
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mcp->in_mb = MBX_0;
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mcp->tov = 5;
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mcp->flags = 0;
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