ubox: fixes segfault inside kmodloader

null pointer deref when no modules folder was present

Signed-off-by: John Crispin <john@phrozen.org>

package/system/ubox/Makefile

@@ -1,13 +1,13 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=ubox
-PKG_VERSION:=2016-07-19
+PKG_VERSION:=2016-08-17
 PKG_RELEASE=$(PKG_SOURCE_VERSION)
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL=$(LEDE_GIT)/project/ubox.git
 PKG_SOURCE_SUBDIR:=$(PKG_NAME)-$(PKG_VERSION)
-PKG_SOURCE_VERSION:=aead2c0cbffdda9b46d74a998a4c6aeef423b21a
+PKG_SOURCE_VERSION:=34c597b8f478a4937fa041bf9da988990314ea85
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-$(PKG_SOURCE_VERSION).tar.gz
 CMAKE_INSTALL:=1