Pull hwmon fixes from Guenter Roeck:
"Two stability fixes plus a security fix for the dell-smm driver"
* tag 'hwmon-for-linus-v4.7-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging:
hwmon: (dell-smm) Disallow fan_type() calls on broken machines
hwmon: (dell-smm) Restrict fan control and serial number to CAP_SYS_ADMIN by default
hwmon: (dell-smm) Fail in ioctl I8K_BIOS_VERSION when bios version is not a number