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| author | Magnus Hagander <magnus@hagander.net> | 2011-02-18 11:59:57 +0100 |
|---|---|---|
| committer | Magnus Hagander <magnus@hagander.net> | 2011-02-18 11:59:57 +0100 |
| commit | 45a6d79b1764a78301ef008f4561b5e176352331 (patch) | |
| tree | 0e2d2b1e89f7fe55eaf41d1641dcf8ffd86b35fc /src | |
| parent | bc423879cc2db964231f1d4c912961f3e35a6ece (diff) | |
| download | postgresql-45a6d79b1764a78301ef008f4561b5e176352331.tar.gz postgresql-45a6d79b1764a78301ef008f4561b5e176352331.zip | |
Properly initialize variables
Kevin Grittner
Diffstat (limited to 'src')
| -rw-r--r-- | src/backend/storage/lmgr/predicate.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/src/backend/storage/lmgr/predicate.c b/src/backend/storage/lmgr/predicate.c index e2d79e20b44..d660ce5af78 100644 --- a/src/backend/storage/lmgr/predicate.c +++ b/src/backend/storage/lmgr/predicate.c @@ -2535,9 +2535,12 @@ TransferPredicateLocksToNewTarget(const PREDICATELOCKTARGETTAG oldtargettag, if (!found) { SHMQueueInit(&(newtarget->predicateLocks)); - newpredlocktag.myTarget = newtarget; + newtarget->priorVersionOfRow = NULL; + newtarget->nextVersionOfRow = NULL; } + newpredlocktag.myTarget = newtarget; + oldpredlock = (PREDICATELOCK *) SHMQueueNext(&(oldtarget->predicateLocks), &(oldtarget->predicateLocks), @@ -2586,10 +2589,14 @@ TransferPredicateLocksToNewTarget(const PREDICATELOCKTARGETTAG oldtargettag, outOfShmem = true; goto exit; } - SHMQueueInsertBefore(&(newtarget->predicateLocks), - &(newpredlock->targetLink)); - SHMQueueInsertBefore(&(newpredlocktag.myXact->predicateLocks), - &(newpredlock->xactLink)); + if (!found) + { + SHMQueueInsertBefore(&(newtarget->predicateLocks), + &(newpredlock->targetLink)); + SHMQueueInsertBefore(&(newpredlocktag.myXact->predicateLocks), + &(newpredlock->xactLink)); + newpredlock->commitSeqNo = InvalidSerCommitSeqNo; + } oldpredlock = nextpredlock; } |