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MDEV-10545: Server crashed in my_copy_fix_mb on querying I_S and P_S tables

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After applying/replaying the transaction, the memory that
stored the query string was also wrongly freed.
This commit is contained in:
Nirbhay Choubey
2016-12-05 20:58:49 -05:00
parent 9c88a54c10
commit 67b570af50
1 changed files with 2 additions and 0 deletions
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sql/wsrep_applier.cc
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@@ -365,8 +365,10 @@ wsrep_cb_status_t wsrep_commit_cb(void* const ctx,
else
rcode = wsrep_rollback(thd);
/* Cleanup */
wsrep_set_apply_format(thd, NULL);
thd->mdl_context.release_transactional_locks();
thd->reset_query(); /* Mutex protected */
free_root(thd->mem_root,MYF(MY_KEEP_PREALLOC));
thd->tx_isolation= (enum_tx_isolation) thd->variables.tx_isolation;