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Avoid a use-after-free in verbose logging

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Previously, this print would use memory freed by PQClear previously.

Signed-off-by: Dan Farina <drfarina@acm.org>
This commit is contained in:
Dan Farina
2010-12-22 15:01:35 -08:00
parent 7b0a142075
commit faddaed316
1 changed files with 6 additions and 5 deletions
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11
repmgr.c
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@@ -974,6 +974,12 @@ stop_backup:
return;
}
last_wal_segment = PQgetvalue(res, 0, 0);
if (verbose)
printf(
_("%s requires primary to keep WAL files %s until at least %s\n"),
progname, first_wal_segment, last_wal_segment);
PQclear(res);
PQfinish(conn);
@@ -981,11 +987,6 @@ stop_backup:
if (r != 0)
return;
if (verbose)
printf(
_("%s requires primary to keep WAL files %s until at least %s\n"),
progname, first_wal_segment, last_wal_segment);
/*
* We need to create the pg_xlog sub directory too, I'm reusing a variable
* here.