diff --git a/drivers/staging/hisysevent/hisysevent_builder.h b/drivers/staging/hisysevent/hisysevent_builder.h
index 7f90db1fb19ff344925af8ec8b0d4213d5a08c61..e16115ad5c8b0a08316dd960ca997dd85d7a159d 100644
--- a/drivers/staging/hisysevent/hisysevent_builder.h
+++ b/drivers/staging/hisysevent/hisysevent_builder.h
@@ -17,6 +17,7 @@
 #define MAX_DOMAIN_LENGTH 16
 #define MAX_EVENT_NAME_LENGTH 32
 
+#pragma pack(1)
 struct hisysevent_header {
 	/* event domain */
 	char domain[MAX_DOMAIN_LENGTH + 1];
@@ -48,6 +49,7 @@ struct hisysevent_header {
 	/* trace info flag*/
 	u8 is_open_trace: 1;
 };
+#pragma pack()
 
 struct hisysevent_params {
 	/* total count of parameters */
diff --git a/drivers/staging/hisysevent/hisysevent_raw_data_encoder.c b/drivers/staging/hisysevent/hisysevent_raw_data_encoder.c
index 9ccc928962e6678fb957c78060a0cabdd9cedcc3..ff0497e854093d8d331349703de05f667637da10 100644
--- a/drivers/staging/hisysevent/hisysevent_raw_data_encoder.c
+++ b/drivers/staging/hisysevent/hisysevent_raw_data_encoder.c
@@ -32,6 +32,7 @@ enum hisysevent_encode_type {
 	LENGTH_DELIMITED = 1,
 };
 
+#pragma pack(1)
 struct param_value_type {
 	/* array flag */
 	u8 is_array: 1;
@@ -42,6 +43,7 @@ struct param_value_type {
 	/* byte count of parameter value */
 	u8 value_byte_cnt: 3;
 };
+#pragma pack()
 
 static u8 encode_tag(u8 type)
 {