fix undefined shift in calc_level_size #1166
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Signed-off-by: Peter Hillman <[email protected]>
meshula
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Signed-off-by: Peter Hillman <[email protected]>
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Signed-off-by: Peter Hillman <[email protected]>
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Address https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=39328
Very large images can have 31 levels, causing
1<<levelto be more than INT_MAX, which is undefined.Signed-off-by: Peter Hillman [email protected]