diff --git a/drivers/scsi/lpfc/lpfc_hw.h b/drivers/scsi/lpfc/lpfc_hw.h
index 5b439a6dcde1..436cdc8c5ef4 100644
--- a/drivers/scsi/lpfc/lpfc_hw.h
+++ b/drivers/scsi/lpfc/lpfc_hw.h
@@ -843,7 +843,7 @@ typedef struct _ADISC {		/* Structure is in Big Endian format */
 	struct lpfc_name portName;
 	struct lpfc_name nodeName;
 	uint32_t DID;
-} ADISC;
+} __packed ADISC;
 
 typedef struct _FARP {		/* Structure is in Big Endian format */
 	uint32_t Mflags:8;
@@ -873,7 +873,7 @@ typedef struct _FAN {		/* Structure is in Big Endian format */
 	uint32_t Fdid;
 	struct lpfc_name FportName;
 	struct lpfc_name FnodeName;
-} FAN;
+} __packed FAN;
 
 typedef struct _SCR {		/* Structure is in Big Endian format */
 	uint8_t resvd1;
@@ -917,7 +917,7 @@ typedef struct _RNID {		/* Structure is in Big Endian format */
 	union {
 		RNID_TOP_DISC topologyDisc;	/* topology disc (0xdf) */
 	} un;
-} RNID;
+} __packed RNID;
 
 typedef struct  _RPS {		/* Structure is in Big Endian format */
 	union {