CVE-2022-50364 i2c: mux: reg: check return value after calling platform_get_resource()

In the Linux kernel, the following vulnerability has been resolved: i2c: mux: reg: check return value after calling platformgetresource It will cause null-ptr-deref in resourcesize, if platformgetresource returns NULL, move calling resourcesize after devmioremapresource that will check 'res' to...