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Fixed the crash due to packet buffers running out of space in CommandHandlerImpl. #35279

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Aug 29, 2024
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7 changes: 6 additions & 1 deletion src/app/CommandHandlerImpl.h
Original file line number Diff line number Diff line change
Expand Up @@ -294,7 +294,12 @@ class CommandHandlerImpl : public CommandHandler
{
return CHIP_NO_ERROR;
}
ReturnErrorOnFailure(RollbackResponse());
// The error value of RollbackResponse is not important if it fails, we prioritize
// conveying the error generated by addResponseFunction to the caller.
if (RollbackResponse() != CHIP_NO_ERROR)
{
return err;
}
// If we failed to add a command due to lack of space in the
// packet, we will make another attempt to add the response using
// an additional InvokeResponseMessage.
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