core/fpdfapi/parser/cpdf_hint_tables.cpp - Issue 2640143003: Update safe numerics package to get bitwise ops

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Unified Diff: core/fpdfapi/parser/cpdf_hint_tables.cpp

Issue 2640143003: Update safe numerics package to get bitwise ops (Closed)

Patch Set: 0 is a perfectly fine value of zero Created 3 years, 11 months ago

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Index: core/fpdfapi/parser/cpdf_hint_tables.cpp

diff --git a/core/fpdfapi/parser/cpdf_hint_tables.cpp b/core/fpdfapi/parser/cpdf_hint_tables.cpp

index 5c0f2a7fbecf372aa07ed120e55387c7a95854ce..e000188e7d687c77759169b599c84dc46d3b9dec 100644

--- a/core/fpdfapi/parser/cpdf_hint_tables.cpp

+++ b/core/fpdfapi/parser/cpdf_hint_tables.cpp

@@ -257,7 +257,7 @@ bool CPDF_HintTables::ReadSharedObjHintTable(CFX_BitStream* hStream,

bit_offset *= 8;

if (!bit_offset.IsValid() || hStream->GetPos() > bit_offset.ValueOrDie())

return false;

- hStream->SkipBits(bit_offset.ValueOrDie() - hStream->GetPos());

+ hStream->SkipBits((bit_offset - hStream->GetPos()).ValueOrDie());

const uint32_t kHeaderSize = 192;

if (hStream->BitsRemaining() < kHeaderSize)