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-rw-r--r--src/message.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/message.cpp b/src/message.cpp
index 1c93eb8..3be5234 100644
--- a/src/message.cpp
+++ b/src/message.cpp
@@ -133,7 +133,7 @@ static std::uint8_t const * decode(
std::uint8_t const * len_start = pos;
pos = varint_skip(pos, end);
std::size_t len = varint_decode<std::size_t>(len_start, pos);
- if (len + pos > end) return end;
+ if (len > std::size_t(end - pos)) return end;
value = pos;
value_length = len;
pos += len;
@@ -154,7 +154,7 @@ static std::uint8_t const * skip_unknown(
std::uint8_t const * len_start = pos;
pos = varint_skip(pos, end);
std::size_t len = varint_decode<std::size_t>(len_start, pos);
- if (len + pos > end) return end;
+ if (len > std::size_t(end - pos)) return end;
pos += len;
} else {
return end;