greybus: gpio: add error messages to callbacks not propagating errors

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Add error messages on failures to deactivate, set and get operation
handlers as any errors would not be detected by the upper layers (either
because the callbacks are declared void or expected to return a boolean
value).

Signed-off-by: Johan Hovold <johan@hovoldconsulting.com>
Signed-off-by: Greg Kroah-Hartman <greg@kroah.com>

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Johan Hovold 2015-03-19 16:55:23 +01:00 • committed by Greg Kroah-Hartman

parent 7bfa078140

commit 792c17e643

1 changed files with 18 additions and 5 deletions

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23

drivers/staging/greybus/gpio.c

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