UBUNTU: [Debian] Fix linux-doc dangling symlinks

BugLink: https://bugs.launchpad.net/bugs/661306Signed-off-by: Tim Gardner <tim.gardner@canonical.com>
Acked-by: Stefan Bader <stefan.bader@canonical.com>
Acked-by: Chris J Arges <chris.j.arges@canonical.com>

debian/rules.d/3-binary-indep.mk

@@ -42,8 +42,9 @@ ifeq ($(do_doc_package_content),true)
 	if [ -z "$(AUTOBUILD)" ]; then \
 		install -d $(docdir)/$(doc_pkg_name)-tmp; \
 		$(kmake) O=$(docdir)/$(doc_pkg_name)-tmp htmldocs; \
-		mv $(docdir)/$(doc_pkg_name)-tmp/Documentation/DocBook \
-			$(docdir)/html; \
+		install -d $(docdir)/html; \
+		rsync -aL $(docdir)/$(doc_pkg_name)-tmp/Documentation/DocBook/ \
+			$(docdir)/html/; \
 		rm -rf $(docdir)/$(doc_pkg_name)-tmp; \
 	fi
 endif