diff options
Diffstat (limited to 'drivers/s390/net/ctcm_main.c')
| -rw-r--r-- | drivers/s390/net/ctcm_main.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/drivers/s390/net/ctcm_main.c b/drivers/s390/net/ctcm_main.c index 8f2a888d0a0a..77f4033a0f4f 100644 --- a/drivers/s390/net/ctcm_main.c +++ b/drivers/s390/net/ctcm_main.c @@ -105,7 +105,8 @@ void ctcm_unpack_skb(struct channel *ch, struct sk_buff *pskb) return; } pskb->protocol = ntohs(header->type); - if (header->length <= LL_HEADER_LENGTH) { + if ((header->length <= LL_HEADER_LENGTH) || + (len <= LL_HEADER_LENGTH)) { if (!(ch->logflags & LOG_FLAG_ILLEGALSIZE)) { CTCM_DBF_TEXT_(ERROR, CTC_DBF_ERROR, "%s(%s): Illegal packet size %d(%d,%d)" @@ -167,11 +168,9 @@ void ctcm_unpack_skb(struct channel *ch, struct sk_buff *pskb) if (len > 0) { skb_pull(pskb, header->length); if (skb_tailroom(pskb) < LL_HEADER_LENGTH) { - if (!(ch->logflags & LOG_FLAG_OVERRUN)) { - CTCM_DBF_DEV_NAME(TRACE, dev, - "Overrun in ctcm_unpack_skb"); - ch->logflags |= LOG_FLAG_OVERRUN; - } + CTCM_DBF_DEV_NAME(TRACE, dev, + "Overrun in ctcm_unpack_skb"); + ch->logflags |= LOG_FLAG_OVERRUN; return; } skb_put(pskb, LL_HEADER_LENGTH); @@ -906,11 +905,11 @@ static int ctcm_tx(struct sk_buff *skb, struct net_device *dev) } if (ctcm_test_and_set_busy(dev)) - return -EBUSY; + return NETDEV_TX_BUSY; dev->trans_start = jiffies; if (ctcm_transmit_skb(priv->channel[WRITE], skb) != 0) - return 1; + return NETDEV_TX_BUSY; return 0; } |
