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hw/i2c: Add a NULL check for i2c slave init callbacks

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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>
This commit is contained in:
Alastair D'Silva 2016-12-27 14:59:29 +00:00 • committed by Peter Maydell
parent 8e953a658f
commit 9e41bade85
5 changed files with 5 additions and 28 deletions
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6
hw/i2c/core.c
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@ -260,7 +260,11 @@ static int i2c_slave_qdev_init(DeviceState *dev)
I2CSlave *s = I2C_SLAVE(dev);
I2CSlaveClass *sc = I2C_SLAVE_GET_CLASS(s);
return sc->init(s);
if (sc->init) {
return sc->init(s);
}
return 0;
}
DeviceState *i2c_create_slave(I2CBus *bus, const char *name, uint8_t addr)