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Fix possible use of uninitialised value in ts_headline()

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Found during investigation of failure of skink buildfarm member and its
valgrind report.

Backpatch to all supported branches
This commit is contained in:
Teodor Sigaev
2016-04-08 21:25:59 +03:00
parent ca5d6edbfe
commit 9d3fb209a0
1 changed files with 2 additions and 0 deletions
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2
src/backend/tsearch/wparser_def.c
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@@ -2439,6 +2439,8 @@ mark_hl_words(HeadlineParsedText *prs, TSQuery query, int highlight,
} }
else else
{ /* shorter cover :((( */ { /* shorter cover :((( */
if (i > q)
i = q;
for (; curlen > min_words; i--) for (; curlen > min_words; i--)
{ {
if (!NONWORDTOKEN(prs->words[i].type)) if (!NONWORDTOKEN(prs->words[i].type))