Index: kernel/kernel.eclass
===================================================================
--- kernel/kernel.eclass	{cset e7c22a22-4655-47a0-94b6-bae33d7626d7}
+++ kernel/kernel.eclass	{local clone}
@@ -175,6 +175,8 @@ kernel_src_install() {
 		dodir ${LINUX_INCDIR}/asm
 		cp -ax ${S}/include/asm/* ${D}/${LINUX_INCDIR}/asm
 	fi
+
+	find ${D} -name \*.orig | xargs rm
 }
 
 kernel_pkg_preinst() {