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MDEV-6290 Crash in KILL HARD QUERY USER x@y when slave threads are running

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KILL USER should ignore system threads where sctx->user=sctx->host=NULL
This commit is contained in:
Sergei Golubchik
2014-07-23 19:36:15 +02:00
parent 80708da138
commit 4e6e720160
3 changed files with 16 additions and 1 deletions
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2
sql/sql_parse.cc
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@ -7365,7 +7365,7 @@ static uint kill_threads_for_user(THD *thd, LEX_USER *user,
I_List_iterator<THD> it(threads);
while ((tmp=it++))
{
if (tmp->command == COM_DAEMON)
if (!tmp->security_ctx->user)
continue;
/*
Check that hostname (if given) and user name matches.