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GCF-837 Fix crash when loading wrong provider version

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mysqld would crash with "double free or corrruption message"
if wrong provider version was given.
This commit is contained in:
Daniele Sciascia 2016-06-09 09:21:43 +02:00 • committed by Nirbhay Choubey
parent bf19492e3b
commit ea3ff73031
1 changed files with 4 additions and 2 deletions
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6
sql/wsrep_mysqld.cc
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@ -484,8 +484,7 @@ int wsrep_init()
WSREP_ERROR("wsrep_load(%s) failed: %s (%d). Reverting to no provider.",
wsrep_provider, strerror(rcode), rcode);
strcpy((char*)wsrep_provider, WSREP_NONE); // damn it's a dirty hack
(void) wsrep_init();
return rcode;
return wsrep_init();
}
else /* this is for recursive call above */
{
@ -671,6 +670,9 @@ void wsrep_init_startup (bool first)
wsrep_thr_lock_init(wsrep_thd_is_BF, wsrep_abort_thd,
wsrep_debug, wsrep_convert_LOCK_to_trx, wsrep_on);
/* Skip replication start if dummy wsrep provider is loaded */
if (!strcmp(wsrep_provider, WSREP_NONE)) return;
/* Skip replication start if no cluster address */
if (!wsrep_cluster_address || strlen(wsrep_cluster_address) == 0) return;