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MDEV-3870 - Valgrind warnings on OPTIMIZE MyISAM or Aria TABLE with disabled

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keys

Fixed that OPTIMIZE TABLE against MyISAM/Aria table may write uninitialized key
root position for disabled keys.
This commit is contained in:
Sergey Vojtovich 2015-06-09 16:08:09 +04:00
commit 80f6b22593
6 changed files with 46 additions and 8 deletions
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6
storage/myisam/mi_check.c
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@ -1944,10 +1944,8 @@ int mi_sort_index(HA_CHECK *param, register MI_INFO *info, char * name)
for (key= 0,keyinfo= &share->keyinfo[0]; key < share->base.keys ;
key++,keyinfo++)
{
if (! mi_is_key_active(info->s->state.key_map, key))
continue;
if (share->state.key_root[key] != HA_OFFSET_ERROR)
if (mi_is_key_active(info->s->state.key_map, key) &&
share->state.key_root[key] != HA_OFFSET_ERROR)
{
index_pos[key]=param->new_file_pos; /* Write first block here */
if (sort_one_index(param,info,keyinfo,share->state.key_root[key],