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| author | Peter Geoghegan <pg@bowt.ie> | 2020-04-30 12:31:56 -0700 |
|---|---|---|
| committer | Peter Geoghegan <pg@bowt.ie> | 2020-04-30 12:31:56 -0700 |
| commit | dd1f645cc8831f55591e466c56b3953b9d100993 (patch) | |
| tree | 85598de022668489189e60602e21508bad35558b /src | |
| parent | 30e82f1bc9888d7f84bdcad33f460dd8db752b08 (diff) | |
| download | postgresql-dd1f645cc8831f55591e466c56b3953b9d100993.tar.gz postgresql-dd1f645cc8831f55591e466c56b3953b9d100993.zip | |
Fix AddressSanitizer use-after-scope complaint.
XLogRegisterBufData() does not copy data pointed to by caller's pointer
argument.
Oversight in commit 0d861bbb702.
Author: Peter Eisentraut
Reported-By: Peter Eisentraut
Discussion: https://postgr.es/m/21800dbe-a13e-22f7-d423-b81db9d249f5@2ndquadrant.com
Diffstat (limited to 'src')
| -rw-r--r-- | src/backend/access/nbtree/nbtinsert.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/backend/access/nbtree/nbtinsert.c b/src/backend/access/nbtree/nbtinsert.c index a70b64d9645..8246ab4f18d 100644 --- a/src/backend/access/nbtree/nbtinsert.c +++ b/src/backend/access/nbtree/nbtinsert.c @@ -1289,6 +1289,7 @@ _bt_insertonpg(Relation rel, xl_btree_metadata xlmeta; uint8 xlinfo; XLogRecPtr recptr; + uint16 upostingoff; xlrec.offnum = newitemoff; @@ -1354,7 +1355,7 @@ _bt_insertonpg(Relation rel, * must reconstruct final itup (as well as nposting) using * _bt_swap_posting(). */ - uint16 upostingoff = postingoff; + upostingoff = postingoff; XLogRegisterBufData(0, (char *) &upostingoff, sizeof(uint16)); XLogRegisterBufData(0, (char *) origitup, |