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| author | Alastair D'Silva <alastair@d-silva.org> | 2016-12-27 14:59:29 +0000 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2016-12-27 14:59:29 +0000 |
| commit | 9e41bade85ef338afd983c109368d1bbbe931f80 (patch) | |
| tree | 2356fb69bf69a56f9b21f05945dc368f7c137284 /hw/i2c | |
| parent | 8e953a658fa13b05bea67899a91d8b65f2b89f11 (diff) | |
| download | qemu-9e41bade85ef338afd983c109368d1bbbe931f80.zip qemu-9e41bade85ef338afd983c109368d1bbbe931f80.tar.gz qemu-9e41bade85ef338afd983c109368d1bbbe931f80.tar.bz2 | |
hw/i2c: Add a NULL check for i2c slave init callbacks
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>
Diffstat (limited to 'hw/i2c')
| -rw-r--r-- | hw/i2c/core.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/hw/i2c/core.c b/hw/i2c/core.c index abd4c4c..e40781e 100644 --- a/hw/i2c/core.c +++ b/hw/i2c/core.c @@ -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) |