summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorRobert Haas <rhaas@postgresql.org>2014-07-24 08:19:19 -0400
committerRobert Haas <rhaas@postgresql.org>2014-07-24 08:19:51 -0400
commit8da262879ef5e53620b9e6a0da82510d09c105cb (patch)
treed51f0b3639798ad4104a0a26720b8adb8eb0e623
parente27eee10d7bcc211e1bac38575ed18c18d2ef88b (diff)
Avoid access to already-released lock in LockRefindAndRelease.
Spotted by Tom Lane.
-rw-r--r--src/backend/storage/lmgr/lock.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/backend/storage/lmgr/lock.c b/src/backend/storage/lmgr/lock.c
index cd468bcc99c..723051efb50 100644
--- a/src/backend/storage/lmgr/lock.c
+++ b/src/backend/storage/lmgr/lock.c
@@ -2949,7 +2949,7 @@ LockRefindAndRelease(LockMethod lockMethodTable, PGPROC *proc,
* Decrement strong lock count. This logic is needed only for 2PC.
*/
if (decrement_strong_lock_count
- && ConflictsWithRelationFastPath(&lock->tag, lockmode))
+ && ConflictsWithRelationFastPath(locktag, lockmode))
{
uint32 fasthashcode = FastPathStrongLockHashPartition(hashcode);