fix unpacking of .zip files

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@6083 3c298f89-4303-0410-b956-a3cf2f4a3e73

include/unpack.mk

@@ -8,7 +8,7 @@ ifeq ($(strip $(PKG_UNPACK)),)
     # use existing PKG_CAT
     PKG_UNPACK:=$(PKG_CAT) $(DL_DIR)/$(PKG_SOURCE) | $(HOST_TAR) -C $(PKG_BUILD_DIR)/.. $(TAR_OPTIONS)
     ifeq ($(PKG_CAT),unzip)
-      PKG_UNPACK:=unzip -d $(PKG_BUILD_DIR) $(DL_DIR)/$(PKG_SOURCE)
+      PKG_UNPACK:=unzip -d $(PKG_BUILD_DIR)/.. $(DL_DIR)/$(PKG_SOURCE)
     endif
     # replace zcat with $(ZCAT), because some system have it as gzcat
     ifeq ($(PKG_CAT),zcat)