Fix compiler warning #1621

Job	Run time
spell check with typos	6s
check license headers	5s
docs-pr	3s
fuzzing / fuzz (fuzz_host_print)	8m 40s
fuzzing / fuzz (fuzz_guest_call)	8m 30s
fuzzing / fuzz (fuzz_host_call)	8m 21s
rust / build (hyperv, amd, debug)	14m 38s
rust / build (hyperv-ws2025, amd, release)	38m 38s
rust / build (hyperv, amd, release)	26m 13s
rust / build (hyperv-ws2025, amd, debug)	18m 55s
rust / build (hyperv, intel, release)	29m 58s
rust / build (hyperv, intel, debug)	14m 24s
rust / build (mshv, amd, release)	14m 48s
rust / build (hyperv-ws2025, intel, debug)	18m 47s
rust / build (mshv3, amd, debug)	11m 55s
rust / build (mshv, amd, debug)	11m 12s
rust / build (hyperv-ws2025, intel, release)	42m 20s
rust / build (mshv3, intel, debug)	12m 14s
rust / build (mshv, intel, release)	17m 28s
rust / build (kvm, intel, debug)	15m 14s
rust / build (kvm, amd, debug)	9m 17s
rust / build (mshv3, intel, release)	16m 10s
rust / build (mshv3, amd, release)	17m 48s
rust / build (kvm, intel, release)	17m 38s
rust / build (kvm, amd, release)	14m 32s
rust / build (mshv, intel, debug)	15m 30s
report-ci-status	3s
	6h 43m 27s

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