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authorPatrick McHardy <kaber@trash.net>2010-02-10 14:17:10 +0100
committerPatrick McHardy <kaber@trash.net>2010-02-10 14:17:10 +0100
commit9ab99d5a43e9f283738fd9fd365539306d13eaac (patch)
tree0214a63e3f4f7f4f187f0139e4a5d8abe453902b /drivers/net/can/dev.c
parent76780373190d7e8ddfb6fed06aef068e2445c743 (diff)
parentb1109bf085c8dd69537b7876ea83f914dd1fe46a (diff)
Merge branch 'master' of /repos/git/net-next-2.6
Signed-off-by: Patrick McHardy <kaber@trash.net>
Diffstat (limited to 'drivers/net/can/dev.c')
-rw-r--r--drivers/net/can/dev.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/can/dev.c b/drivers/net/can/dev.c
index c1bb29f0322b..f08f1202ff00 100644
--- a/drivers/net/can/dev.c
+++ b/drivers/net/can/dev.c
@@ -592,6 +592,8 @@ static int can_changelink(struct net_device *dev,
if (dev->flags & IFF_UP)
return -EBUSY;
cm = nla_data(data[IFLA_CAN_CTRLMODE]);
+ if (cm->flags & ~priv->ctrlmode_supported)
+ return -EOPNOTSUPP;
priv->ctrlmode &= ~cm->mask;
priv->ctrlmode |= cm->flags;
}