diff options
author | David S. Miller <davem@davemloft.net> | 2019-11-09 22:04:37 +0300 |
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committer | David S. Miller <davem@davemloft.net> | 2019-11-09 22:04:37 +0300 |
commit | 14684b93019a2d2ece0df5acaf921924541b928d (patch) | |
tree | 29cf04da2f22b85b6051b47b3731e91a43d4c94d /net/can/j1939/transport.c | |
parent | 92da362c07d413786ab59db1665376fb63805586 (diff) | |
parent | 0058b0a506e40d9a2c62015fe92eb64a44d78cd9 (diff) | |
download | linux-14684b93019a2d2ece0df5acaf921924541b928d.tar.xz |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
One conflict in the BPF samples Makefile, some fixes in 'net' whilst
we were converting over to Makefile.target rules in 'net-next'.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/can/j1939/transport.c')
-rw-r--r-- | net/can/j1939/transport.c | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/net/can/j1939/transport.c b/net/can/j1939/transport.c index fe000ea757ea..e5f1a56994c6 100644 --- a/net/can/j1939/transport.c +++ b/net/can/j1939/transport.c @@ -1273,9 +1273,27 @@ j1939_xtp_rx_abort(struct j1939_priv *priv, struct sk_buff *skb, static void j1939_xtp_rx_eoma_one(struct j1939_session *session, struct sk_buff *skb) { + struct j1939_sk_buff_cb *skcb = j1939_skb_to_cb(skb); + const u8 *dat; + int len; + if (j1939_xtp_rx_cmd_bad_pgn(session, skb)) return; + dat = skb->data; + + if (skcb->addr.type == J1939_ETP) + len = j1939_etp_ctl_to_size(dat); + else + len = j1939_tp_ctl_to_size(dat); + + if (session->total_message_size != len) { + netdev_warn_once(session->priv->ndev, + "%s: 0x%p: Incorrect size. Expected: %i; got: %i.\n", + __func__, session, session->total_message_size, + len); + } + netdev_dbg(session->priv->ndev, "%s: 0x%p\n", __func__, session); session->pkt.tx_acked = session->pkt.total; @@ -1432,7 +1450,7 @@ j1939_session *j1939_session_fresh_new(struct j1939_priv *priv, skcb = j1939_skb_to_cb(skb); memcpy(skcb, rel_skcb, sizeof(*skcb)); - session = j1939_session_new(priv, skb, skb->len); + session = j1939_session_new(priv, skb, size); if (!session) { kfree_skb(skb); return NULL; |