diff --git a/[refs] b/[refs]
index af4407df7b94..1244015c42a4 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: f07cda8fa9bcf83b5317a0b478d7b6ea4f59facf
+refs/heads/master: 66331e8cf5cd8b387891e3ec0ef1d95e224ee976
diff --git a/trunk/drivers/scsi/mpt3sas/mpt3sas_ctl.c b/trunk/drivers/scsi/mpt3sas/mpt3sas_ctl.c
index 8af944d7d13d..02cd9458d609 100644
--- a/trunk/drivers/scsi/mpt3sas/mpt3sas_ctl.c
+++ b/trunk/drivers/scsi/mpt3sas/mpt3sas_ctl.c
@@ -3136,7 +3136,7 @@ _ctl_diag_trigger_mpi_store(struct device *cdev,
 	spin_lock_irqsave(&ioc->diag_trigger_lock, flags);
 	sz = min(sizeof(struct SL_WH_MPI_TRIGGERS_T), count);
 	memset(&ioc->diag_trigger_mpi, 0,
-	    sizeof(struct SL_WH_EVENT_TRIGGERS_T));
+	    sizeof(ioc->diag_trigger_mpi));
 	memcpy(&ioc->diag_trigger_mpi, buf, sz);
 	if (ioc->diag_trigger_mpi.ValidEntries > NUM_VALID_ENTRIES)
 		ioc->diag_trigger_mpi.ValidEntries = NUM_VALID_ENTRIES;