diff options
Diffstat (limited to 'drivers/net/can/mscan/mscan.c')
-rw-r--r-- | drivers/net/can/mscan/mscan.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/net/can/mscan/mscan.c b/drivers/net/can/mscan/mscan.c index 07346f880ca6..0dcbe8cfab64 100644 --- a/drivers/net/can/mscan/mscan.c +++ b/drivers/net/can/mscan/mscan.c | |||
@@ -4,7 +4,7 @@ | |||
4 | * Copyright (C) 2005-2006 Andrey Volkov <avolkov@varma-el.com>, | 4 | * Copyright (C) 2005-2006 Andrey Volkov <avolkov@varma-el.com>, |
5 | * Varma Electronics Oy | 5 | * Varma Electronics Oy |
6 | * Copyright (C) 2008-2009 Wolfgang Grandegger <wg@grandegger.com> | 6 | * Copyright (C) 2008-2009 Wolfgang Grandegger <wg@grandegger.com> |
7 | * Copytight (C) 2008-2009 Pengutronix <kernel@pengutronix.de> | 7 | * Copyright (C) 2008-2009 Pengutronix <kernel@pengutronix.de> |
8 | * | 8 | * |
9 | * This program is free software; you can redistribute it and/or modify | 9 | * This program is free software; you can redistribute it and/or modify |
10 | * it under the terms of the version 2 of the GNU General Public License | 10 | * it under the terms of the version 2 of the GNU General Public License |
@@ -177,8 +177,11 @@ static netdev_tx_t mscan_start_xmit(struct sk_buff *skb, struct net_device *dev) | |||
177 | int i, rtr, buf_id; | 177 | int i, rtr, buf_id; |
178 | u32 can_id; | 178 | u32 can_id; |
179 | 179 | ||
180 | if (frame->can_dlc > 8) | 180 | if (skb->len != sizeof(*frame) || frame->can_dlc > 8) { |
181 | return -EINVAL; | 181 | kfree_skb(skb); |
182 | dev->stats.tx_dropped++; | ||
183 | return NETDEV_TX_OK; | ||
184 | } | ||
182 | 185 | ||
183 | out_8(®s->cantier, 0); | 186 | out_8(®s->cantier, 0); |
184 | 187 | ||