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Fix assorted memory leaks.

Browse Source 
Per Coverity (not that any of these are so non-obvious that they should not
have been caught before commit).  The extent of leakage is probably minor
to unnoticeable, but a leak is a leak.  Back-patch as necessary.

Michael Paquier
This commit is contained in:
Tom Lane 2015-07-12 16:25:51 -04:00
parent 3ed26e5f87
commit bcc87b6b00
4 changed files with 13 additions and 5 deletions
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1
src/bin/pg_basebackup/streamutil.c
View File

@ -414,6 +414,7 @@ DropReplicationSlot(PGconn *conn, const char *slot_name)
return false;
}
destroyPQExpBuffer(query);
PQclear(res);
return true;
}

2
src/bin/pg_dump/pg_dump.c
View File

@ -6660,6 +6660,7 @@ getTransforms(Archive *fout, int *numTransforms)
appendPQExpBuffer(&namebuf, "%s %s",
typeInfo->dobj.name, lanname);
transforminfo[i].dobj.name = namebuf.data;
free(lanname);
}
PQclear(res);
@ -15735,6 +15736,7 @@ getExtensionMembership(Archive *fout, DumpOptions *dopt, ExtensionInfo extinfo[]
addObjectDependency(&contable->dataObj->dobj,
reftable->dataObj->dobj.dumpId);
}
PQclear(res);
destroyPQExpBuffer(query);
}

8
src/bin/pg_rewind/libpq_fetch.c
View File

@ -69,7 +69,7 @@ libpqConnect(const char *connstr)
pg_free(str);
/*
* Also check that full_page_writes is enabled. We can get torn pages if
* Also check that full_page_writes is enabled. We can get torn pages if
* a page is modified while we read it with pg_read_binary_file(), and we
* rely on full page images to fix them.
*/
@ -81,6 +81,7 @@ libpqConnect(const char *connstr)
/*
* Runs a query that returns a single value.
* The result should be pg_free'd after use.
*/
static char *
run_simple_query(const char *sql)
@ -123,6 +124,8 @@ libpqGetCurrentXlogInsertLocation(void)
result = ((uint64) hi) << 32 | lo;
pg_free(val);
return result;
}
@ -201,6 +204,7 @@ libpqProcessFileList(void)
process_source_file(path, type, filesize, link_target);
}
PQclear(res);
}
/*----
@ -296,7 +300,7 @@ receiveFileChunks(const char *sql)
if (PQgetisnull(res, 0, 2))
{
pg_log(PG_DEBUG,
"received NULL chunk for file \"%s\", file has been deleted\n",
"received NULL chunk for file \"%s\", file has been deleted\n",
filename);
pg_free(filename);
PQclear(res);

7
src/bin/scripts/vacuumdb.c
View File

@ -393,9 +393,9 @@ vacuum_one_database(const char *dbname, vacuumingOptions *vacopts,
for (i = 0; i < ntups; i++)
{
appendPQExpBufferStr(&buf,
fmtQualifiedId(PQserverVersion(conn),
PQgetvalue(res, i, 1),
PQgetvalue(res, i, 0)));
fmtQualifiedId(PQserverVersion(conn),
PQgetvalue(res, i, 1),
PQgetvalue(res, i, 0)));
simple_string_list_append(&dbtables, buf.data);
resetPQExpBuffer(&buf);
@ -412,6 +412,7 @@ vacuum_one_database(const char *dbname, vacuumingOptions *vacopts,
concurrentCons = ntups;
if (concurrentCons <= 1)
parallel = false;
PQclear(res);
}
/*