Movatterモバイル変換

[0]ホーム
URL:

Skip to content

Navigation Menu

Sign in
Appearance settings

Search code, repositories, users, issues, pull requests...

Provide feedback

We read every piece of feedback, and take your input very seriously.

Saved searches

Use saved searches to filter your results more quickly

 Sign up
Appearance settings

Commit117d73a

Browse files
committed
Don't call PQclear until the struct is really no longer going to be used.
Per Coverity bug #304. Thanks to Martijn van Oosterhout for reporting it.Zero out the pointer fields of PGresult so that these mistakes are moreeasily catched, per discussion.
1 parent7a6676d commit117d73a

File tree

2 files changed

+10
-5
lines changed

2 files changed

+10
-5
lines changed

‎src/bin/pg_dump/pg_dump.c‎

Lines changed: 3 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -12,7 +12,7 @@
1212
*by PostgreSQL
1313
*
1414
* IDENTIFICATION
15-
* $PostgreSQL: pgsql/src/bin/pg_dump/pg_dump.c,v 1.434 2006/05/2623:48:54 momjian Exp $
15+
* $PostgreSQL: pgsql/src/bin/pg_dump/pg_dump.c,v 1.435 2006/05/28 17:23:29 alvherre Exp $
1616
*
1717
*-------------------------------------------------------------------------
1818
*/
@@ -1445,16 +1445,15 @@ dumpStdStrings(Archive *AH)
14451445

14461446
check_sql_result(res,g_conn,qry->data,PGRES_TUPLES_OK);
14471447

1448-
PQclear(res);
1449-
14501448
resetPQExpBuffer(qry);
14511449

14521450
std_strings= (strcmp(PQgetvalue(res,0,0),"on")==0);
14531451
appendPQExpBuffer(qry,"SET standard_conforming_strings = ");
14541452
appendStringLiteral(qry,PQgetvalue(res,0,0), true, !std_strings);
14551453
appendPQExpBuffer(qry,";\n");
14561454
puts(PQgetvalue(res,0,0));
1457-
1455+
1456+
PQclear(res);
14581457
}
14591458

14601459
ArchiveEntry(AH,nilCatalogId,createDumpId(),

‎src/interfaces/libpq/fe-exec.c‎

Lines changed: 7 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -8,7 +8,7 @@
88
*
99
*
1010
* IDENTIFICATION
11-
* $PostgreSQL: pgsql/src/interfaces/libpq/fe-exec.c,v 1.184 2006/05/23 22:13:19 momjian Exp $
11+
* $PostgreSQL: pgsql/src/interfaces/libpq/fe-exec.c,v 1.185 2006/05/28 17:23:29 alvherre Exp $
1212
*
1313
*-------------------------------------------------------------------------
1414
*/
@@ -364,6 +364,12 @@ PQclear(PGresult *res)
364364
if (res->tuples)
365365
free(res->tuples);
366366

367+
/* zero out the pointer fields to catch programming errors */
368+
res->attDescs=NULL;
369+
res->tuples=NULL;
370+
res->errFields=NULL;
371+
/* res->curBlock was zeroed out earlier */
372+
367373
/* Free the PGresult structure itself */
368374
free(res);
369375
}

0 commit comments

Comments
 (0)
[8]ページ先頭
©2009-2025 Movatter.jp