[PATCH v4 09/10] net/ps3_gelic: Add new routine gelic_work_to_card

[Geoff Levand]

Add new helper routine gelic_work_to_card that converts a work_struct
to a gelic_card.

Signed-off-by: Geoff Levand <geoff at infradead.org>
---
 drivers/net/ethernet/toshiba/ps3_gelic_net.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/toshiba/ps3_gelic_net.c b/drivers/net/ethernet/toshiba/ps3_gelic_net.c
index 60fcca5d20dd..42f4de9ad5fe 100644
--- a/drivers/net/ethernet/toshiba/ps3_gelic_net.c
+++ b/drivers/net/ethernet/toshiba/ps3_gelic_net.c
@@ -1420,6 +1420,11 @@ static const struct ethtool_ops gelic_ether_ethtool_ops = {
 	.set_link_ksettings = gelic_ether_set_link_ksettings,
 };
 
+static struct gelic_card *gelic_work_to_card(struct work_struct *work)
+{
+	return container_of(work, struct gelic_card, tx_timeout_task);
+}
+
 /**
  * gelic_net_tx_timeout_task - task scheduled by the watchdog timeout
  * function (to be called not under interrupt status)
@@ -1429,8 +1434,7 @@ static const struct ethtool_ops gelic_ether_ethtool_ops = {
  */
 static void gelic_net_tx_timeout_task(struct work_struct *work)
 {
-	struct gelic_card *card =
-		container_of(work, struct gelic_card, tx_timeout_task);
+	struct gelic_card *card = gelic_work_to_card(work);
 	struct net_device *netdev = card->netdev[GELIC_PORT_ETHERNET_0];
 	struct device *dev = ctodev(card);
 
-- 
2.25.1