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| author | Heikki Linnakangas <heikki.linnakangas@iki.fi> | 2014-05-06 15:14:51 +0300 |
|---|---|---|
| committer | Heikki Linnakangas <heikki.linnakangas@iki.fi> | 2014-05-06 15:17:41 +0300 |
| commit | 3a8e9e977fa642433986e5cd145e3a6f86601c2c (patch) | |
| tree | 7e1951b6d3e9d79d45785dcad78453525e4acaae /src | |
| parent | 8d6a07fa01cece1bd3508a81e59c0c0cbc0bb867 (diff) | |
| download | postgresql-3a8e9e977fa642433986e5cd145e3a6f86601c2c.tar.gz postgresql-3a8e9e977fa642433986e5cd145e3a6f86601c2c.zip | |
Fix use of free in walsender error handling after a sysid mismatch.
Found via valgrind. The bug exists since the introduction of the walsender,
so backpatch to 9.0.
Andres Freund
Diffstat (limited to 'src')
| -rw-r--r-- | src/backend/replication/libpqwalreceiver/libpqwalreceiver.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c b/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c index 96f31c4c55b..88d27c7690e 100644 --- a/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c +++ b/src/backend/replication/libpqwalreceiver/libpqwalreceiver.c @@ -152,6 +152,7 @@ libpqrcv_identify_system(TimeLineID *primary_tli) GetSystemIdentifier()); if (strcmp(primary_sysid, standby_sysid) != 0) { + primary_sysid = pstrdup(primary_sysid); PQclear(res); ereport(ERROR, (errmsg("database system identifier differs between the primary and standby"), |