Silence CPPCHECK warnings
Job #972939 failed for e8252772:
https://isc-projects.isc-pag.es/-/bind9/-/jobs/972939/artifacts/cppcheck_html/index.html
These appear to be false positives with the exception of a now redundant NULL check in update.c
Job #972939 failed for e8252772:
https://isc-projects.isc-pag.es/-/bind9/-/jobs/972939/artifacts/cppcheck_html/index.html
These appear to be false positives with the exception of a now redundant NULL check in update.c