diff --git a/drivers/renesas/common/io/io_rcar.c b/drivers/renesas/common/io/io_rcar.c
index 82bf328..0c49ec9 100644
--- a/drivers/renesas/common/io/io_rcar.c
+++ b/drivers/renesas/common/io/io_rcar.c
@@ -451,17 +451,17 @@
 #endif
 
 	rcar_image_number = header[0];
-	for (i = 0; i < rcar_image_number + 2; i++) {
-		rcar_image_header[i] = header[i * 2 + 1];
-		rcar_image_header_prttn[i] = header[i * 2 + 2];
-	}
-
 	if (rcar_image_number == 0 || rcar_image_number > RCAR_MAX_BL3X_IMAGE) {
 		WARN("Firmware Image Package header check failed.\n");
 		rc = IO_FAIL;
 		goto error;
 	}
 
+	for (i = 0; i < rcar_image_number + 2; i++) {
+		rcar_image_header[i] = header[i * 2 + 1];
+		rcar_image_header_prttn[i] = header[i * 2 + 2];
+	}
+
 	rc = io_seek(handle, IO_SEEK_SET, offset + RCAR_SECTOR6_CERT_OFFSET);
 	if (rc != IO_SUCCESS) {
 		WARN("Firmware Image Package header failed to seek cert\n");