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jsonapi: fully initialize dummy lexer

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Valgrind reports that checks on lex->inc_state are undefined for the
"dummy lexer" used for incremental parsing, since it's only partially
initialized on the stack. This was introduced in 0785d1b8b2.
Zero-initialize the whole struct.

Author: Jacob Champion <jacob.champion@enterprisedb.com>
Reported-by: Alexander Lakhin <exclusion@gmail.com>
Discussion: https://www.postgresql.org/message-id/CAOYmi+n9QWr4gsAADZc6qFQjFViXQYVk=gBy_EvxuqsgPJcb_g@mail.gmail.com
This commit is contained in:
Peter Eisentraut 2024-10-17 08:23:46 +02:00
parent 342fb8a332
commit 41b023946d
1 changed files with 1 additions and 1 deletions
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2
src/common/jsonapi.c
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@ -1536,7 +1536,7 @@ json_lex(JsonLexContext *lex)
jsonapi_StrValType *ptok = &(lex->inc_state->partial_token); jsonapi_StrValType *ptok = &(lex->inc_state->partial_token);
size_t added = 0; size_t added = 0;
bool tok_done = false; bool tok_done = false;
JsonLexContext dummy_lex; JsonLexContext dummy_lex = {0};
JsonParseErrorType partial_result; JsonParseErrorType partial_result;
if (ptok->data[0] == '"') if (ptok->data[0] == '"')