Fix code scanning alert no. 42: Incorrect conversion between integer types #5946

Job	Run time
Unit tests (1.22.x)	47s
Unit tests (1.22.x)	47s
Unit tests (1.23.x)	4m 26s
Unit tests (1.23.x)	4m 26s
Colima (v0.6.5)	7m 6s
Colima (v0.6.5)	7m 6s
Integration tests	13m 46s
Integration tests	13m 46s
Integration tests (on Linux) (alpine.yaml)	6m 27s
Integration tests (on Linux) (alpine.yaml)	6m 27s
Lints	2m 8s
Lints	2m 8s
Integration tests (on Linux) (debian.yaml)	6m 27s
Integration tests (on Linux) (debian.yaml)	6m 27s
Integration tests (on Linux) (fedora.yaml)	6m 16s
Integration tests (on Linux) (fedora.yaml)	6m 16s
Upgrade test (v0.15.1)	11m 12s
Upgrade test (v0.15.1)	11m 12s
Integration tests (on Linux) (opensuse.yaml)	8m 40s
Integration tests (on Linux) (opensuse.yaml)	8m 40s
Integration tests (on Linux) (experimental/net-user-v2.yaml)	7m 24s
Integration tests (on Linux) (experimental/net-user-v2.yaml)	7m 24s
Integration tests (on Linux) (experimental/9p.yaml)	6m 37s
Integration tests (on Linux) (experimental/9p.yaml)	6m 37s
Windows tests	4m 52s
Windows tests	4m 52s
Integration tests (on Linux) (docker.yaml)	7m 21s
Integration tests (on Linux) (docker.yaml)	7m 21s
Integration tests (on Linux) (../hack/test-templates/alpine-iso-9p-writable.yaml)	6m 40s
Integration tests (on Linux) (../hack/test-templates/alpine-iso-9p-writable.yaml)	6m 40s
Integration tests (on Linux) (../hack/test-templates/test-misc.yaml)	19m 45s
Integration tests (on Linux) (../hack/test-templates/test-misc.yaml)	19m 45s
VMNet test	15m 4s
VMNet test	15m 4s
vz (default.yaml)	9m 46s
vz (default.yaml)	10m 16s
vz (fedora.yaml)	9m 24s
vz (fedora.yaml)	9m 24s
	5h 8m 46s

Provide feedback