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Add debug assert for uint16_t overflow in callback_manager_grow

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J. Nick Koston
2026-03-27 15:53:47 -10:00
parent 1bdf6402a2
commit fe8e7c134c
1 changed files with 1 additions and 0 deletions
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esphome/core/helpers.cpp
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@@ -24,6 +24,7 @@ static const char *const TAG = "helpers";
__attribute__((noinline, cold)) void *callback_manager_grow(void *data, uint16_t size, uint16_t &capacity,
size_t elem_size) {
ESPHOME_DEBUG_ASSERT(size < UINT16_MAX);
uint16_t new_cap = size + 1;
auto *new_data = ::operator new(new_cap *elem_size);
if (data) {