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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 6e6bdb5523
commit 4b6f5f530f
1 changed files with 10 additions and 1 deletions
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11
sql/opt_range.cc
View file

@ -8065,7 +8065,10 @@ 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)
@ -8073,13 +8076,17 @@ int QUICK_INDEX_MERGE_SELECT::read_keys_and_merge()
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);
}
}
/*