why keep /dev/xxx device with shorter fsFile (remove mount binds)?

[Linan-Tao]

nux/dfstat_linux.go

Line 63 in 4ddb000

// keep /dev/xxx device with shorter fsFile (remove mount binds)

				if ret[idx][0] == fsSpec {
					deviceFound = true
					if len(fsFile) < len(ret[idx][1]) {
						ret[idx][1] = fsFile
					}
					break
				}