pidgin/pidgin

Fix some issues scan-build found in util.c
release-2.x.y
2021-06-01, Gary Kramlich
de9b3386381b
Fix some issues scan-build found in util.c

Testing Done:
Ran scanbuild and verified the bugs we fixed.

Reviewed at https://reviews.imfreedom.org/r/692/
FROM pidgin/release-builder:release-2.x.y AS build
COPY . /pidgin
RUN set -ex && \
cd /pidgin && \
./autogen.sh --enable-debug && \
make -s -j$(nproc) docs
FROM rwgrim/goserve
EXPOSE 3000
COPY --from=build /pidgin/doc/html html