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authorJarod Wilson <jarod@redhat.com>2016-10-17 15:54:12 -0400
committerDavid S. Miller <davem@davemloft.net>2016-10-18 11:34:20 -0400
commit18c310fb9583a9c69b0316b7907759017f2e152a (patch)
tree6770deecc13254d4180b6f369745edceea5a459f /drivers/net/ethernet/neterion/vxge
parentf7ad72bfceb95e6607e0f0d7b7dbfb551865610a (diff)
ethernet/neterion: use core min/max MTU checking
s2io: min_mtu 46, max_mtu 9600 vxge: min_mtu 68, max_mtu 9600 CC: netdev@vger.kernel.org CC: Jon Mason <jdmason@kudzu.us> Signed-off-by: Jarod Wilson <jarod@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/neterion/vxge')
-rw-r--r--drivers/net/ethernet/neterion/vxge/vxge-config.h2
-rw-r--r--drivers/net/ethernet/neterion/vxge/vxge-main.c9
2 files changed, 5 insertions, 6 deletions
diff --git a/drivers/net/ethernet/neterion/vxge/vxge-config.h b/drivers/net/ethernet/neterion/vxge/vxge-config.h
index 6ce4412fcc1a..cfa970417f81 100644
--- a/drivers/net/ethernet/neterion/vxge/vxge-config.h
+++ b/drivers/net/ethernet/neterion/vxge/vxge-config.h
@@ -27,7 +27,7 @@
(((size) - (((u64)adrs) & ((size)-1))) & ((size)-1))
#endif
-#define VXGE_HW_MIN_MTU 68
+#define VXGE_HW_MIN_MTU ETH_MIN_MTU
#define VXGE_HW_MAX_MTU 9600
#define VXGE_HW_DEFAULT_MTU 1500
diff --git a/drivers/net/ethernet/neterion/vxge/vxge-main.c b/drivers/net/ethernet/neterion/vxge/vxge-main.c
index e0993eba5df3..e07b936f64ec 100644
--- a/drivers/net/ethernet/neterion/vxge/vxge-main.c
+++ b/drivers/net/ethernet/neterion/vxge/vxge-main.c
@@ -3074,11 +3074,6 @@ static int vxge_change_mtu(struct net_device *dev, int new_mtu)
vxge_debug_entryexit(vdev->level_trace,
"%s:%d", __func__, __LINE__);
- if ((new_mtu < VXGE_HW_MIN_MTU) || (new_mtu > VXGE_HW_MAX_MTU)) {
- vxge_debug_init(vdev->level_err,
- "%s: mtu size is invalid", dev->name);
- return -EPERM;
- }
/* check if device is down already */
if (unlikely(!is_vxge_card_up(vdev))) {
@@ -3462,6 +3457,10 @@ static int vxge_device_register(struct __vxge_hw_device *hldev,
"%s : using High DMA", __func__);
}
+ /* MTU range: 68 - 9600 */
+ ndev->min_mtu = VXGE_HW_MIN_MTU;
+ ndev->max_mtu = VXGE_HW_MAX_MTU;
+
ret = register_netdev(ndev);
if (ret) {
vxge_debug_init(vxge_hw_device_trace_level_get(hldev),