iio: adc: menz188adc: Fix a resource leak in an error handling path
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.14.269 by commit c5723b422f564af15f2e3bc0592fd6376a0a6c45, it was introduced in version v3.15 by commit 74aeac4da66fbfa246edbfc849002eac9b5af9ca. For more details please see the references link.