D45181.diff
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	diff --git a/sys/compat/linuxkpi/common/include/linux/string.h b/sys/compat/linuxkpi/common/include/linux/string.h
	--- a/sys/compat/linuxkpi/common/include/linux/string.h
	+++ b/sys/compat/linuxkpi/common/include/linux/string.h
	@@ -98,6 +98,18 @@
	return (dst);
	}

	+/* See slab.h for kvmalloc/kvfree(). */
	+static inline void *
	+kvmemdup(const void *src, size_t len, gfp_t gfp)
	+{
	+ void *dst;
	+
	+ dst = kvmalloc(len, gfp);
	+ if (dst != NULL)
	+ memcpy(dst, src, len);
	+ return (dst);
	+}
	+
	static inline char *
	strndup_user(const char __user *ustr, long n)
	{