[SCSI] zfcp: avoid double notify in lowmem scenario
In a LOWMEM condition an ERP notification would have been sent twice causing an unpredictable behaviour of the ERP. Signed-off-by: Swen Schillig <swen@vnet.ibm.com> Signed-off-by: Christof Schmitt <christof.schmitt@de.ibm.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
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@ -848,11 +848,17 @@ void zfcp_erp_port_strategy_open_lookup(struct work_struct *work)
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gid_pn_work);
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retval = zfcp_fc_ns_gid_pn(&port->erp_action);
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if (retval == -ENOMEM)
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if (!retval) {
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port->erp_action.step = ZFCP_ERP_STEP_NAMESERVER_LOOKUP;
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goto out;
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}
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if (retval == -ENOMEM) {
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zfcp_erp_notify(&port->erp_action, ZFCP_STATUS_ERP_LOWMEM);
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port->erp_action.step = ZFCP_ERP_STEP_NAMESERVER_LOOKUP;
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if (retval)
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zfcp_erp_notify(&port->erp_action, 0);
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goto out;
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}
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/* all other error condtions */
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zfcp_erp_notify(&port->erp_action, 0);
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out:
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zfcp_port_put(port);
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}
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