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Bug #45962: memory leak after 'sort aborted' errors

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When the function exits with an error it was not
freeing the local Unique class instance.
Fixed my making sure all the places where the function
returns from are freeing the Unique instance
This commit is contained in:
Georgi Kodinov
2009-07-09 15:05:30 +03:00
parent d96b3914fe
commit 388955a4c3
1 changed files with 10 additions and 1 deletions
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11
sql/opt_range.cc
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@ -8065,21 +8065,28 @@ int QUICK_INDEX_MERGE_SELECT::read_keys_and_merge()
if (cur_quick->file->inited != handler::NONE)
cur_quick->file->ha_index_end();
if (cur_quick->init() || cur_quick->reset())
{
delete unique;
DBUG_RETURN(1);
}
}
if (result)
{
if (result != HA_ERR_END_OF_FILE)
{
cur_quick->range_end();
delete unique;
DBUG_RETURN(result);
}
break;
}
if (thd->killed)
{
delete unique;
DBUG_RETURN(1);
}
/* skip row if it will be retrieved by clustered PK scan */
if (pk_quick_select && pk_quick_select->row_in_ranges())
@ -8088,8 +8095,10 @@ int QUICK_INDEX_MERGE_SELECT::read_keys_and_merge()
cur_quick->file->position(cur_quick->record);
result= unique->unique_add((char*)cur_quick->file->ref);
if (result)
{
delete unique;
DBUG_RETURN(1);
}
}
/*