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path: root/drivers/net/slip/slip.c
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Diffstat (limited to 'drivers/net/slip/slip.c')
-rw-r--r--drivers/net/slip/slip.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/net/slip/slip.c b/drivers/net/slip/slip.c
index 9ed6d1c1ee45..7e933d8ff811 100644
--- a/drivers/net/slip/slip.c
+++ b/drivers/net/slip/slip.c
@@ -561,12 +561,7 @@ static int sl_change_mtu(struct net_device *dev, int new_mtu)
{
struct slip *sl = netdev_priv(dev);
- if (new_mtu < 68 || new_mtu > 65534)
- return -EINVAL;
-
- if (new_mtu != dev->mtu)
- return sl_realloc_bufs(sl, new_mtu);
- return 0;
+ return sl_realloc_bufs(sl, new_mtu);
}
/* Netdevice get statistics request */
@@ -663,6 +658,10 @@ static void sl_setup(struct net_device *dev)
dev->addr_len = 0;
dev->tx_queue_len = 10;
+ /* MTU range: 68 - 65534 */
+ dev->min_mtu = 68;
+ dev->max_mtu = 65534;
+
/* New-style flags. */
dev->flags = IFF_NOARP|IFF_POINTOPOINT|IFF_MULTICAST;
}