net/smc: check connections in smc_lgr_free_work
Remove the shortcut that smc_lgr_free() would skip the check for existing connections when the link group is not in the link group list. Signed-off-by: Karsten Graul <kgraul@linux.ibm.com> Signed-off-by: Ursula Braun <ubraun@linux.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -160,8 +160,6 @@ static void smc_lgr_free_work(struct work_struct *work)
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bool conns;
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spin_lock_bh(&smc_lgr_list.lock);
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if (list_empty(&lgr->list))
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goto free;
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read_lock_bh(&lgr->conns_lock);
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conns = RB_EMPTY_ROOT(&lgr->conns_all);
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read_unlock_bh(&lgr->conns_lock);
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@ -169,8 +167,8 @@ static void smc_lgr_free_work(struct work_struct *work)
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spin_unlock_bh(&smc_lgr_list.lock);
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return;
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}
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if (!list_empty(&lgr->list))
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list_del_init(&lgr->list); /* remove from smc_lgr_list */
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free:
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spin_unlock_bh(&smc_lgr_list.lock);
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if (!lgr->is_smcd && !lgr->terminating) {
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