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Work around memory-aliasing in descriptor ParsePubkey

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MarcoFalke 2020-07-13 22:00:40 +02:00
parent 37485baa27
commit fa8a992589
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1 changed files with 2 additions and 1 deletions
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src/script/descriptor.cpp
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@ -826,7 +826,8 @@ std::unique_ptr<PubkeyProvider> ParsePubkey(uint32_t key_exp_index, const Span<c
} }
if (origin_split.size() == 1) return ParsePubkeyInner(key_exp_index, origin_split[0], permit_uncompressed, out, error); if (origin_split.size() == 1) return ParsePubkeyInner(key_exp_index, origin_split[0], permit_uncompressed, out, error);
if (origin_split[0].size() < 1 || origin_split[0][0] != '[') { if (origin_split[0].size() < 1 || origin_split[0][0] != '[') {
error = strprintf("Key origin start '[ character expected but not found, got '%c' instead", origin_split[0][0]); error = strprintf("Key origin start '[ character expected but not found, got '%c' instead",
origin_split[0].size() < 1 ? /** empty, implies split char */ ']' : origin_split[0][0]);
return nullptr; return nullptr;
} }
auto slash_split = Split(origin_split[0].subspan(1), '/'); auto slash_split = Split(origin_split[0].subspan(1), '/');