diff options
Diffstat (limited to 'myisam/mi_rprev.c')
| -rw-r--r-- | myisam/mi_rprev.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/myisam/mi_rprev.c b/myisam/mi_rprev.c index f8f89235549..6a75cc0daa6 100644 --- a/myisam/mi_rprev.c +++ b/myisam/mi_rprev.c @@ -1,15 +1,15 @@ /* Copyright (C) 2000 MySQL AB & MySQL Finland AB & TCX DataKonsult AB - + This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. - + This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. - + You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ @@ -73,6 +73,10 @@ int mi_rprev(MI_INFO *info, byte *buf, int inx) if (my_errno == HA_ERR_KEY_NOT_FOUND) my_errno=HA_ERR_END_OF_FILE; } + else if (!buf) + { + DBUG_RETURN(info->lastpos==HA_OFFSET_ERROR ? my_errno : 0); + } else if (!(*info->read_record)(info,info->lastpos,buf)) { info->update|= HA_STATE_AKTIV; /* Record is read */ |