pidgin/pidgin

Fix some issues scanbuild found in the gadugadu protocol plugin
release-2.x.y
2021-06-02, Gary Kramlich
a0e7e3b8e834
Fix some issues scanbuild found in the gadugadu protocol plugin

Testing Done:
Verified that scanbuild no longer detected the errors.

Reviewed at https://reviews.imfreedom.org/r/714/
For information on writing a plugin for Purple, Pidgin or Finch, go
http://developer.pidgin.im and click on API. From there, see the
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You can also generate this documentation locally by installing
doxygen and graphviz dot, then running "make docs" in the
source tree. The documentation will be in the docs/html directory.