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authorJarod Wilson <jarod@redhat.com>2016-10-20 19:55:19 +0200
committerDavid S. Miller <davem@davemloft.net>2016-10-20 20:51:09 +0200
commit8b6b4135e4fb2b537f33b811c13f77bee25ca8d3 (patch)
tree7dc0a6266b83daab36cbf664bd441d92af5a599f /drivers/net/wan/x25_asy.c
parentnet: use core MTU range checking in wireless drivers (diff)
downloadlinux-8b6b4135e4fb2b537f33b811c13f77bee25ca8d3.tar.xz
linux-8b6b4135e4fb2b537f33b811c13f77bee25ca8d3.zip
net: use core MTU range checking in WAN drivers
- set min/max_mtu in all hdlc drivers, remove hdlc_change_mtu - sent max_mtu in lec driver, remove lec_change_mtu - set min/max_mtu in x25_asy driver CC: netdev@vger.kernel.org CC: Krzysztof Halasa <khc@pm.waw.pl> CC: Krzysztof Halasa <khalasa@piap.pl> CC: Jan "Yenya" Kasprzak <kas@fi.muni.cz> CC: Francois Romieu <romieu@fr.zoreil.com> CC: Kevin Curtis <kevin.curtis@farsite.co.uk> CC: Zhao Qiang <qiang.zhao@nxp.com> Signed-off-by: Jarod Wilson <jarod@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/wan/x25_asy.c')
-rw-r--r--drivers/net/wan/x25_asy.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/net/wan/x25_asy.c b/drivers/net/wan/x25_asy.c
index 1bc5e93d2a34..878b05d06fc7 100644
--- a/drivers/net/wan/x25_asy.c
+++ b/drivers/net/wan/x25_asy.c
@@ -124,9 +124,6 @@ static int x25_asy_change_mtu(struct net_device *dev, int newmtu)
unsigned char *xbuff, *rbuff;
int len;
- if (newmtu > 65534)
- return -EINVAL;
-
len = 2 * newmtu;
xbuff = kmalloc(len + 4, GFP_ATOMIC);
rbuff = kmalloc(len + 4, GFP_ATOMIC);
@@ -751,6 +748,8 @@ static void x25_asy_setup(struct net_device *dev)
*/
dev->mtu = SL_MTU;
+ dev->min_mtu = 0;
+ dev->max_mtu = 65534;
dev->netdev_ops = &x25_asy_netdev_ops;
dev->watchdog_timeo = HZ*20;
dev->hard_header_len = 0;