Unexport asm/elf.h

Do not export asm/elf.h during make headers_install.

Signed-off-by: Kirill A. Shutemov <k.shutemov@gmail.com>
Reviewed-by: David Woodhouse <dwmw2@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/include/linux/elf.h b/include/linux/elf.h
index 7ceb24d..ed98c76 100644
--- a/include/linux/elf.h
+++ b/include/linux/elf.h
@@ -3,7 +3,9 @@
 
 #include <linux/types.h>
 #include <linux/elf-em.h>
+#ifdef __KERNEL__
 #include <asm/elf.h>
+#endif
 
 struct file;