1 files changed, 9 insertions, 1 deletions

diff --git a/drivers/message/fusion/mptsas.c b/drivers/message/fusion/mptsas.c
index 010d4a39269b..e9716b10acea 100644
--- a/drivers/message/fusion/mptsas.c
+++ b/drivers/message/fusion/mptsas.c
@@ -366,7 +366,15 @@ mptsas_sas_enclosure_pg0(MPT_ADAPTER *ioc, struct mptsas_enclosure *enclosure,
 static int
 mptsas_slave_configure(struct scsi_device *sdev)
 {
-        sas_read_port_mode_page(sdev);
+        struct Scsi_Host        *host = sdev->host;
+        MPT_SCSI_HOST           *hd = (MPT_SCSI_HOST *)host->hostdata;
+
+        /*
+         * RAID volumes placed beyond the last expected port.
+         * Ignore sending sas mode pages in that case..
+         */
+        if (sdev->channel < hd->ioc->num_ports)
+                sas_read_port_mode_page(sdev);
 
         return mptscsih_slave_configure(sdev);
 }