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| author | Heikki Linnakangas <heikki.linnakangas@iki.fi> | 2011-08-02 10:47:17 +0300 |
|---|---|---|
| committer | Heikki Linnakangas <heikki.linnakangas@iki.fi> | 2011-08-02 11:31:55 +0300 |
| commit | 443a44ba62c3b3089456ddcf72df695d3c77bee3 (patch) | |
| tree | 7ca7ea652add0747c31eb27e54e45ba2763b730a | |
| parent | 8daf82ef85863378a310a187c5ddff846e7d0a74 (diff) | |
| download | postgresql-443a44ba62c3b3089456ddcf72df695d3c77bee3.tar.gz postgresql-443a44ba62c3b3089456ddcf72df695d3c77bee3.zip | |
Avoid integer overflow when LIMIT + OFFSET >= 2^63.
This fixes bug #6139 reported by Hitoshi Harada.
| -rw-r--r-- | src/backend/executor/nodeLimit.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/backend/executor/nodeLimit.c b/src/backend/executor/nodeLimit.c index 7557e735b68..2dd472f9bc2 100644 --- a/src/backend/executor/nodeLimit.c +++ b/src/backend/executor/nodeLimit.c @@ -120,7 +120,7 @@ ExecLimit(LimitState *node) * the state machine state to record having done so. */ if (!node->noCount && - node->position >= node->offset + node->count) + node->position - node->offset >= node->count) { node->lstate = LIMIT_WINDOWEND; return NULL; |