Merge tag 'extcon-for-3.10' of git://git.kernel.org/pub/scm/linux/kernel/git/chanwoo/extcon into char-misc-next

Chanwoo writes:

	This is small fixes for extcon driver.

	MAX77693 extcon driver
	- Add 'static' keryword to internal data structure
	- Fix return value using 'ret' instead of hardcoding

	MAX8997 extcon driver
	- Use dev_err() instead of pr_err()
	- Fix return value using 'ret' instead of hardcoding