diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c
index a6fde52..5ec7a4f 100644
--- a/drivers/scsi/scsi_sysfs.c
+++ b/drivers/scsi/scsi_sysfs.c
@@ -39,7 +39,7 @@
 	int i;
 	char *name = NULL;
 
-	for (i = 0; i < sizeof(sdev_states)/sizeof(sdev_states[0]); i++) {
+	for (i = 0; i < ARRAY_SIZE(sdev_states); i++) {
 		if (sdev_states[i].value == state) {
 			name = sdev_states[i].name;
 			break;
@@ -65,7 +65,7 @@
 	int i;
 	char *name = NULL;
 
-	for (i = 0; i < sizeof(shost_states)/sizeof(shost_states[0]); i++) {
+	for (i = 0; i < ARRAY_SIZE(shost_states); i++) {
 		if (shost_states[i].value == state) {
 			name = shost_states[i].name;
 			break;
@@ -160,7 +160,7 @@
 	struct Scsi_Host *shost = class_to_shost(class_dev);
 	enum scsi_host_state state = 0;
 
-	for (i = 0; i < sizeof(shost_states)/sizeof(shost_states[0]); i++) {
+	for (i = 0; i < ARRAY_SIZE(shost_states); i++) {
 		const int len = strlen(shost_states[i].name);
 		if (strncmp(shost_states[i].name, buf, len) == 0 &&
 		   buf[len] == '\n') {
@@ -466,7 +466,7 @@
 	struct scsi_device *sdev = to_scsi_device(dev);
 	enum scsi_device_state state = 0;
 
-	for (i = 0; i < sizeof(sdev_states)/sizeof(sdev_states[0]); i++) {
+	for (i = 0; i < ARRAY_SIZE(sdev_states); i++) {
 		const int len = strlen(sdev_states[i].name);
 		if (strncmp(sdev_states[i].name, buf, len) == 0 &&
 		   buf[len] == '\n') {