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readwritesplit.c:get_dcb assumed thet get_root_master_bref always returns non-null pointer. Changed it so that get_dcb_returns if it doesn't get master bref pointer.

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This commit is contained in:
VilhoRaatikka 2014-10-20 22:41:10 +03:00
parent 4daf255d60
commit d065be4824
1 changed files with 8 additions and 0 deletions
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8
server/modules/routing/readwritesplit/readwritesplit.c
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@ -1064,6 +1064,14 @@ static bool get_dcb(
/** get root master from available servers */
master_bref = get_root_master_bref(rses);
/**
* If master can't be found, session will be closed.
*/
if (master_bref == NULL)
{
succp = false;
goto return_succp;
}
#if defined(SS_DEBUG)
master_host = get_root_master(backend_ref, rses->rses_nbackends);
if (master_bref->bref_backend != master_host)