elm_cnp.c: fixed uninitialized variable warning spotted by coverity.
elm_cnp.c: fixed uninitialized variable warning spotted by coverity.

CID 1039986, 1039987.

FlorentRevest/Elementary,rvandegrift/elementary,rvandegrift/elementary,tasn/elementary,tasn/elementary,tasn/elementary,tasn/elementary,FlorentRevest/Elementary,rvandegrift/elementary,FlorentRevest/Elementary,FlorentRevest/Elementary,rvandegrift/elementary,tasn/elementary