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universal7885: fm-aidl: MiddleState: Bounds checking

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we need at least 2 elements on the vector. If it doesn't meet the requirements, return nullptr to keep it as-is unmodified.
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roynatech2544 2022-10-22 17:32:33 +09:00
commit ec1db378bd
1 changed files with 6 additions and 0 deletions
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6
universal7885-common/apps/aidl-support/fm/default/MiddleState.cpp
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@ -3,6 +3,12 @@
middlestate_t *saveMiddleState(const int value, const std::vector<int> &vec)
{
unsigned int i;
// Bounds checking, we need at least 2 elements on the vector.
// If it doesn't meet the requirements, return nullptr to keep it
// as-is.
if (vec.size() <= 1) return nullptr;
for (i = 0; i < vec.size() - 1; i++) {
const int first = vec[i] - value;
const int second = vec[i + 1] - value;