Description: fix FTBFS
Author: Helmut Grohne <helmut@subdivi.de>
Bug-Debian: https://bugs.debian.org/819089

--- kmod-22.orig/libkmod/docs/Makefile.am
+++ kmod-22/libkmod/docs/Makefile.am
@@ -26,6 +26,8 @@ IGNORE_HFILES = libkmod-internal.h \
 content_files = version.xml
 
 if ENABLE_GTK_DOC
+# gtk-doc.make assigns with += to EXTRA_DIST.
+EXTRA_DIST =
 include $(top_srcdir)/libkmod/docs/gtk-doc.make
 else
 EXTRA_DIST = libkmod-docs.xml libkmod-sections.txt
