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HAL_Chibios: prevent creation of i2c devices on invalid bus

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This commit is contained in:
Andrew Tridgell 2018-01-08 15:33:08 +11:00
parent 82b5b94e24
commit 9812fc9574
1 changed files with 3 additions and 0 deletions
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3
libraries/AP_HAL_ChibiOS/I2CDevice.cpp
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@ -190,6 +190,9 @@ bool I2CDevice::adjust_periodic_callback(AP_HAL::Device::PeriodicHandle h, uint3
AP_HAL::OwnPtr<AP_HAL::I2CDevice>
I2CDeviceManager::get_device(uint8_t bus, uint8_t address)
{
if (bus >= ARRAY_SIZE(I2CD)) {
return AP_HAL::OwnPtr<AP_HAL::I2CDevice>(nullptr);
}
auto dev = AP_HAL::OwnPtr<AP_HAL::I2CDevice>(new I2CDevice(bus, address));
return dev;
}