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Fix sending packets to uponor_smatrix devices (#6392)

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This commit is contained in:
Stefan Rado
2024-03-18 19:04:53 +01:00
committed by Jesse Hills
parent b3aa950c60
commit 9442f7a271
1 changed files with 3 additions and 1 deletions
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4
esphome/components/uponor_smatrix/uponor_smatrix.cpp
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@@ -173,7 +173,9 @@ bool UponorSmatrixComponent::send(uint16_t device_address, const UponorSmatrixDa
return false; return false;
// Assemble packet for send queue. All fields are big-endian except for the little-endian checksum. // Assemble packet for send queue. All fields are big-endian except for the little-endian checksum.
std::vector<uint8_t> packet(6 + 3 * data_len); std::vector<uint8_t> packet;
packet.reserve(6 + 3 * data_len);
packet.push_back(this->address_ >> 8); packet.push_back(this->address_ >> 8);
packet.push_back(this->address_ >> 0); packet.push_back(this->address_ >> 0);
packet.push_back(device_address >> 8); packet.push_back(device_address >> 8);