Commit cb89ba24 authored by John Allen's avatar John Allen Committed by David S. Miller

ibmvnic: Return from ibmvnic_resume if not in VNIC_OPEN state

If the ibmvnic driver is not in the VNIC_OPEN state, return from
ibmvnic_resume callback. If we are not in the VNIC_OPEN state, interrupts
may not be initialized and directly calling the interrupt handler will
cause a crash.
Signed-off-by: default avatarJohn Allen <jallen@linux.vnet.ibm.com>
Reviewed-by: default avatarNathan Fontenot <nfont@linux.vnet.ibm.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent ca83697c
...@@ -3859,6 +3859,9 @@ static int ibmvnic_resume(struct device *dev) ...@@ -3859,6 +3859,9 @@ static int ibmvnic_resume(struct device *dev)
struct ibmvnic_adapter *adapter = netdev_priv(netdev); struct ibmvnic_adapter *adapter = netdev_priv(netdev);
int i; int i;
if (adapter->state != VNIC_OPEN)
return 0;
/* kick the interrupt handlers just in case we lost an interrupt */ /* kick the interrupt handlers just in case we lost an interrupt */
for (i = 0; i < adapter->req_rx_queues; i++) for (i = 0; i < adapter->req_rx_queues; i++)
ibmvnic_interrupt_rx(adapter->rx_scrq[i]->irq, ibmvnic_interrupt_rx(adapter->rx_scrq[i]->irq,
......
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