diff --git a/[refs] b/[refs]
index ae34dc6d2ef2..cce862b0ca87 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 8f76d151b010980d137bfdc736d1d8f64b489165
+refs/heads/master: fd01825c70006638dee16f48c810c20c54f6cd15
diff --git a/trunk/drivers/scsi/mpt2sas/mpt2sas_ctl.h b/trunk/drivers/scsi/mpt2sas/mpt2sas_ctl.h
index dbb6c0cf8889..5bd7d4cfa819 100644
--- a/trunk/drivers/scsi/mpt2sas/mpt2sas_ctl.h
+++ b/trunk/drivers/scsi/mpt2sas/mpt2sas_ctl.h
@@ -50,7 +50,7 @@
 #endif
 
 #define MPT2SAS_DEV_NAME	"mpt2ctl"
-#define MPT2_MAGIC_NUMBER	'm'
+#define MPT2_MAGIC_NUMBER	'L'
 #define MPT2_IOCTL_DEFAULT_TIMEOUT (10) /* in seconds */
 
 /**