Fix issues reported by static analysis #5137

	# Run static analysis checks
	name: Static Analysis

	on:
	pull_request:
	branches:
	- main
	workflow_dispatch:

	jobs:
	analysis:
	runs-on: ubuntu-latest

	steps:
	- name: CPU Info
	run: \|
	cat /proc/cpuinfo
	echo "Number of cores: $(nproc)"
	echo "Number of threads: $(nproc --all)"
	- uses: actions/checkout@v4
	- uses: actions/setup-go@v5
	with:
	go-version: "^1.22" # The Go version to download (if necessary) and use.
	check-latest: true
	- run: go version

	- name: Run go vet
	run: go vet ./...

	- name: Install and run gocyclo
	run: \|
	export PATH=${PATH}:`go env GOPATH`/bin
	go install github.com/fzipp/gocyclo/cmd/gocyclo@latest
	gocyclo -over 15 -ignore ".pb(.gw)?.go$\|_test.go$\|wsproxy" . \|\| echo "gocyclo detected too complex functions"

	- name: Install and run misspell
	run: \|
	# check misspelling in all files in repository
	export PATH=${PATH}:`go env GOPATH`/bin
	go install github.com/client9/misspell/cmd/misspell@latest
	find . -type f -exec misspell {} \;

	- name: Check yaml field names and yaml tags
	run: tools/validate/validateYaml.py \|\| echo "invalid yaml field name(s) detected"

	- name: Check json tags
	run: tools/validate/validateJson.py \|\| echo "invalid json tag(s) detected"

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