diff options
| -rw-r--r-- | drivers/net/ipa/ipa_modem.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/net/ipa/ipa_modem.c b/drivers/net/ipa/ipa_modem.c index 4ea8287e9d23..663a610979e7 100644 --- a/drivers/net/ipa/ipa_modem.c +++ b/drivers/net/ipa/ipa_modem.c @@ -178,6 +178,9 @@ void ipa_modem_suspend(struct net_device *netdev) struct ipa_priv *priv = netdev_priv(netdev); struct ipa *ipa = priv->ipa; + if (!(netdev->flags & IFF_UP)) + return; + netif_stop_queue(netdev); ipa_endpoint_suspend_one(ipa->name_map[IPA_ENDPOINT_AP_MODEM_RX]); @@ -194,6 +197,9 @@ void ipa_modem_resume(struct net_device *netdev) struct ipa_priv *priv = netdev_priv(netdev); struct ipa *ipa = priv->ipa; + if (!(netdev->flags & IFF_UP)) + return; + ipa_endpoint_resume_one(ipa->name_map[IPA_ENDPOINT_AP_MODEM_TX]); ipa_endpoint_resume_one(ipa->name_map[IPA_ENDPOINT_AP_MODEM_RX]); @@ -265,9 +271,11 @@ int ipa_modem_stop(struct ipa *ipa) /* Prevent the modem from triggering a call to ipa_setup() */ ipa_smp2p_disable(ipa); - /* Stop the queue and disable the endpoints if it's open */ + /* Clean up the netdev and endpoints if it was started */ if (netdev) { - (void)ipa_stop(netdev); + /* If it was opened, stop it first */ + if (netdev->flags & IFF_UP) + (void)ipa_stop(netdev); ipa->name_map[IPA_ENDPOINT_AP_MODEM_RX]->netdev = NULL; ipa->name_map[IPA_ENDPOINT_AP_MODEM_TX]->netdev = NULL; ipa->modem_netdev = NULL; |