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Fix a use-after-free

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A result is being cleared while there are still pointers that
refer to datums in it.

Signed-off-by: Dan Farina <drfarina@acm.org>
Signed-off-by: Peter van Hardenberg <pvh@heroku.com>
This commit is contained in:
Dan Farina
2010-12-10 12:50:52 -08:00
committed by Peter van Hardenberg
parent 3f2094a242
commit 6cea339697
1 changed files with 4 additions and 1 deletions
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5
dbutils.c
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@@ -1,6 +1,8 @@
/* /*
* dbutils.c * dbutils.c
*
* Copyright (c) 2ndQuadrant, 2010 * Copyright (c) 2ndQuadrant, 2010
* Copyright (c) Heroku, 2010
* *
* Database connection/management functions * Database connection/management functions
* *
@@ -91,7 +93,6 @@ pg_version(PGconn *conn)
major_version1 = atoi(PQgetvalue(res, 0, 0)); major_version1 = atoi(PQgetvalue(res, 0, 0));
major_version2 = PQgetvalue(res, 0, 1); major_version2 = PQgetvalue(res, 0, 1);
PQclear(res);
major_version = malloc(major_version_sz); major_version = malloc(major_version_sz);
@@ -104,6 +105,8 @@ pg_version(PGconn *conn)
else else
strcpy(major_version, ""); strcpy(major_version, "");
PQclear(res);
return major_version; return major_version;
} }