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[net-next,04/13] qeth: fill netdevice->gso_* attributes accurately

Message ID 1466086743-55484-5-git-send-email-ubraun@linux.vnet.ibm.com
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Ursula Braun June 16, 2016, 2:18 p.m. UTC 
From: Eugene Crosser <Eugene.Crosser@ru.ibm.com>

Use QETH_MAX_BUFFER_ELEMENTS(card) instead of constant 16.
Also fill gso_max_segs and gso_min_segs.

Signed-off-by: Eugene Crosser <Eugene.Crosser@ru.ibm.com>
Signed-off-by: Ursula Braun <ubraun@linux.vnet.ibm.com>
---
 drivers/s390/net/qeth_l3_main.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
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Patch

diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c
index 86b3bc2..76ddd18 100644
--- a/drivers/s390/net/qeth_l3_main.c
+++ b/drivers/s390/net/qeth_l3_main.c
@@ -3217,7 +3217,9 @@  static int qeth_l3_setup_netdev(struct qeth_card *card)
 				NETIF_F_HW_VLAN_CTAG_RX |
 				NETIF_F_HW_VLAN_CTAG_FILTER;
 	netif_keep_dst(card->dev);
-	card->dev->gso_max_size = 15 * PAGE_SIZE;
+	card->dev->gso_max_size = (QETH_MAX_BUFFER_ELEMENTS(card) - 1) *
+				  PAGE_SIZE;
+	card->dev->gso_max_segs = (QETH_MAX_BUFFER_ELEMENTS(card) - 1);
 
 	SET_NETDEV_DEV(card->dev, &card->gdev->dev);
 	netif_napi_add(card->dev, &card->napi, qeth_l3_poll, QETH_NAPI_WEIGHT);