dnsmasq: fix confdir option processing (FS#1572)

Fix condir option processing allowing to use the format
"<directory>[,<file-extension>......]," as documented on the dnsmasq man
page which previously resulted into bogus dir being created.

Signed-off-by: Hans Dedecker <dedeckeh@gmail.com>

package/network/services/dnsmasq/Makefile

@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=dnsmasq
 PKG_VERSION:=2.80test2
-PKG_RELEASE:=1
+PKG_RELEASE:=2
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
 PKG_SOURCE_URL:=http://thekelleys.org.uk/dnsmasq/test-releases

package/network/services/dnsmasq/files/dnsmasq.init

@@ -941,8 +941,9 @@ dnsmasq_start()
 	xappend "--addn-hosts=$(dirname $HOSTFILE)"
 
 	config_get dnsmasqconfdir "$cfg" confdir "/tmp/dnsmasq.d"
-	[ ! -d "$dnsmasqconfdir" ] && mkdir -p $dnsmasqconfdir
 	xappend "--conf-dir=$dnsmasqconfdir"
+	dnsmasqconfdir="${dnsmasqconfdir%%,*}"
+	[ ! -d "$dnsmasqconfdir" ] && mkdir -p $dnsmasqconfdir
 	xappend "--user=dnsmasq"
 	xappend "--group=dnsmasq"
 	echo >> $CONFIGFILE_TMP