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MDEV-3984: Double free of Master_info * when CHANGE MASTER fails.

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When CHANGE MASTER fails, it may or may not have already added
the Master_info * to the index. Implement logic that properly
handles removal and freeing in both cases.
This commit is contained in:
unknown 2013-01-30 15:11:36 +01:00
parent 6f2680a73c
commit ea5632e9d7
5 changed files with 31 additions and 7 deletions
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2
sql/sql_repl.h
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@ -41,7 +41,7 @@ extern my_bool opt_sporadic_binlog_dump_fail;
int start_slave(THD* thd, Master_info* mi, bool net_report);
int stop_slave(THD* thd, Master_info* mi, bool net_report);
bool change_master(THD* thd, Master_info* mi);
bool change_master(THD* thd, Master_info* mi, bool *master_info_added);
bool mysql_show_binlog_events(THD* thd);
int reset_slave(THD *thd, Master_info* mi);
int reset_master(THD* thd);