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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 11:29:43 +0300 |
| commit | bc6616aaedbe4bcd2441334a3bf8f43fe9635bf1 (patch) | |
| tree | 0575a5eda28cb572e54841275a904ebbf21a7a17 /src/backend/executor | |
| parent | c1b910ed189a04c199fc1fb146262053827b524f (diff) | |
| download | postgresql-bc6616aaedbe4bcd2441334a3bf8f43fe9635bf1.tar.gz postgresql-bc6616aaedbe4bcd2441334a3bf8f43fe9635bf1.zip | |
Avoid integer overflow when LIMIT + OFFSET >= 2^63.
This fixes bug #6139 reported by Hitoshi Harada.
Diffstat (limited to 'src/backend/executor')
| -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 85d1a6e27f1..f2d356d1f18 100644 --- a/src/backend/executor/nodeLimit.c +++ b/src/backend/executor/nodeLimit.c @@ -127,7 +127,7 @@ 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; |