
Add a NULL check for i2c slave init callbacks, so that we no longer need to implement empty init functions. Signed-off-by: Alastair D'Silva <alastair@d-silva.org> Message-id: 20161202054617.6749-4-alastair@au1.ibm.com Reviewed-by: Peter Maydell <peter.maydell@linaro.org> [PMM: squashed in later tweak from Alistair to if() phrasing] Signed-off-by: Peter Maydell <peter.maydell@linaro.org>