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Commit 0cffef48 authored by Frank Blaschka's avatar Frank Blaschka Committed by David S. Miller
Browse files

qeth: fix race condition during device startup 



QDIO is running independent from netdevice state. We are not
allowed to schedule NAPI in case the netdevice is not open.

Signed-off-by: default avatarFrank Blaschka <frank.blaschka@de.ibm.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent b67d801f

drivers/s390/net/qeth_core_main.c

+1 −1
Original line number Diff line number Diff line
@@ -2903,7 +2903,7 @@ void qeth_qdio_start_poll(struct ccw_device *ccwdev, int queue, 
{

	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);