--- linux-firmware-20110818.ebuild?revision=1.3	2011-12-26 16:25:11.292231195 +0400
+++ linux-firmware-20110818.ebuild	2011-12-26 16:07:37.000000000 +0400
@@ -62,7 +62,8 @@
 		ebegin "Removing all files not listed in config"
 		find * \( \! -type d -and \! -name ${PN}.conf \) \
 			| sort ${PN}.conf ${PN}.conf - \
-			| uniq -u | xargs -r rm
+			| uniq -u | xargs -r rm \
+			&& find -type d -empty -delete
 		eend $? || die
 	fi
 }