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Adds check for PWM overallocation (#392)

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Thad House
2016-12-09 21:23:55 -08:00
committed by Peter Johnson
parent a705eb1c61
commit 8216d85e52
1 changed files with 1 additions and 1 deletions
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2
hal/lib/athena/PWM.cpp
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@@ -50,7 +50,7 @@ HAL_DigitalHandle HAL_InitializePWMPort(HAL_PortHandle portHandle,
if (*status != 0) return HAL_kInvalidHandle;
int16_t channel = getPortHandleChannel(portHandle);
if (channel == InvalidHandleIndex) {
if (channel == InvalidHandleIndex || channel >= kNumPWMChannels) {
*status = PARAMETER_OUT_OF_RANGE;
return HAL_kInvalidHandle;
}