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Avoid overflow when getting data level code or value

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This commit is contained in:
Dan Paulat 2024-01-04 22:59:03 -06:00
parent 66b7bd36fe
commit a652ac460b
1 changed files with 2 additions and 2 deletions
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4
wxdata/source/scwx/wsr88d/rpg/product_description_block.cpp
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@ -884,7 +884,7 @@ ProductDescriptionBlock::data_level_code(std::uint8_t level) const
} }
// Different products use different scale/offset formulas // Different products use different scale/offset formulas
if (number_of_levels() <= 16 && p->productCode_ != 34) if (number_of_levels() <= 16 && p->productCode_ != 34 && level < 16)
{ {
uint16_t th = data_level_threshold(level); uint16_t th = data_level_threshold(level);
if ((th & 0x8000u)) if ((th & 0x8000u))
@ -976,7 +976,7 @@ ProductDescriptionBlock::data_value(std::uint8_t level) const
break; break;
} }
} }
else else if (level < 16)
{ {
std::uint16_t th = data_level_threshold(level); std::uint16_t th = data_level_threshold(level);
if ((th & 0x8000u) == 0) if ((th & 0x8000u) == 0)