From: Frank Blaschka <frank.blaschka@xxxxxxxxxx>
QDIO is running independent from netdevice state. We are not
allowed to schedule NAPI in case the netdevice is not open.
Signed-off-by: Frank Blaschka <frank.blaschka@xxxxxxxxxx>
---
drivers/s390/net/qeth_core_main.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -urpN linux-2.6/drivers/s390/net/qeth_core_main.c linux-2.6-patched/drivers/s390/net/qeth_core_main.c
--- linux-2.6/drivers/s390/net/qeth_core_main.c 2010-11-08 09:41:13.000000000 +0100
+++ linux-2.6-patched/drivers/s390/net/qeth_core_main.c 2010-11-08 09:41:13.000000000 +0100
@@ -2903,7 +2903,7 @@ void qeth_qdio_start_poll(struct ccw_dev
{
struct qeth_card *card = (struct qeth_card *)card_ptr;
- if (card->dev)
+ if (card->dev && (card->dev->flags & IFF_UP))
napi_schedule(&card->napi);
}
EXPORT_SYMBOL_GPL(qeth_qdio_start_poll);
--
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