Index: sys/compat/linuxkpi/common/include/linux/kmemleak.h
===================================================================
--- /dev/null
+++ sys/compat/linuxkpi/common/include/linux/kmemleak.h
@@ -0,0 +1,8 @@
+/* Public domain. */
+
+#ifndef _LINUXKPI_LINUX_KMEMLEAK_H_
+#define _LINUXKPI_LINUX_KMEMLEAK_H_
+
+#define kmemleak_update_trace(x)
+
+#endif	/* _LINUXKPI_LINUX_KMEMLEAK_H_ */