From d52555576887cb408b11589a2c07d5b2d06f892d Mon Sep 17 00:00:00 2001 From: Heikki Linnakangas Date: Tue, 2 Aug 2011 10:47:17 +0300 Subject: [PATCH] Avoid integer overflow when LIMIT + OFFSET >= 2^63. This fixes bug #6139 reported by Hitoshi Harada. --- src/backend/executor/nodeLimit.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/backend/executor/nodeLimit.c b/src/backend/executor/nodeLimit.c index 1755268211..7e0b98211f 100644 --- a/src/backend/executor/nodeLimit.c +++ b/src/backend/executor/nodeLimit.c @@ -125,7 +125,7 @@ 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; -- 2.30.2