diff --git a/drivers/firewire/core-cdev.c b/drivers/firewire/core-cdev.c
index f7559bfeaba3..7a690c466ce9 100644
--- a/drivers/firewire/core-cdev.c
+++ b/drivers/firewire/core-cdev.c
@@ -18,6 +18,7 @@
  * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  */
 
+#include <linux/bug.h>
 #include <linux/compat.h>
 #include <linux/delay.h>
 #include <linux/device.h>
@@ -909,6 +910,9 @@ static int ioctl_create_iso_context(struct client *client, union ioctl_arg *arg)
 	struct fw_cdev_create_iso_context *a = &arg->create_iso_context;
 	struct fw_iso_context *context;
 
+	BUILD_BUG_ON(FW_CDEV_ISO_CONTEXT_TRANSMIT != FW_ISO_CONTEXT_TRANSMIT ||
+		     FW_CDEV_ISO_CONTEXT_RECEIVE  != FW_ISO_CONTEXT_RECEIVE);
+
 	if (a->channel > 63)
 		return -EINVAL;
 
@@ -1060,6 +1064,13 @@ static int ioctl_start_iso(struct client *client, union ioctl_arg *arg)
 {
 	struct fw_cdev_start_iso *a = &arg->start_iso;
 
+	BUILD_BUG_ON(
+	    FW_CDEV_ISO_CONTEXT_MATCH_TAG0 != FW_ISO_CONTEXT_MATCH_TAG0 ||
+	    FW_CDEV_ISO_CONTEXT_MATCH_TAG1 != FW_ISO_CONTEXT_MATCH_TAG1 ||
+	    FW_CDEV_ISO_CONTEXT_MATCH_TAG2 != FW_ISO_CONTEXT_MATCH_TAG2 ||
+	    FW_CDEV_ISO_CONTEXT_MATCH_TAG3 != FW_ISO_CONTEXT_MATCH_TAG3 ||
+	    FW_CDEV_ISO_CONTEXT_MATCH_ALL_TAGS != FW_ISO_CONTEXT_MATCH_ALL_TAGS);
+
 	if (client->iso_context == NULL || a->handle != 0)
 		return -EINVAL;