sd-bus: use isempty() consistently
authorNamhyung Kim <namhyung@gmail.com>
Fri, 3 Jul 2015 03:40:11 +0000 (12:40 +0900)
committerNamhyung Kim <namhyung@gmail.com>
Mon, 20 Jul 2015 14:41:18 +0000 (23:41 +0900)
commitd41eee127aca04203c37d0d3cfb45e18fb9e5329
tree744d64501ce43f7e47dd499588f2d7d86f6db54e
parent6913b32249eeaabf00184872de189e1a8889ab74
sd-bus: use isempty() consistently

Instead of open-coding, use isempty() to check NULL or empty string
for consistency.
src/libsystemd/sd-bus/bus-control.c