Find Sum in a sorted array

// Find Sum in a sorted array

int left = 0;
int right = data.Length - 1;

while(true)
{
    if (left == right)
    {
        return false;
    }
    int tempSum = data[left] + data[right];
    if (tempSum == sum)
    {
        return true;
    }
    if (tempSum > sum)
    {
        --right;
    }
    else
    {
        ++left;
    }
}