greybus: interface: clean up error messages

Drop redundant __func__ and add missing errno values.

Signed-off-by: Johan Hovold <johan@hovoldconsulting.com>
Reviewed-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
This commit is contained in:
Johan Hovold 2015-12-07 15:05:46 +01:00 • committed by Greg Kroah-Hartman
commit 5626e0bf99