diff options
author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-13 01:32:17 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-13 14:23:33 -0300 |
commit | 0a2bb03fe20f81dc4cac96d7fe0e4194ae6efffd (patch) | |
tree | f643c68f37c9aa9e2e0b1623b363777c125350df /net/can/af_can.c | |
parent | c49e505b3486503302e30c4237821bece90b4c2d (diff) |
Linux-libre 4.1.5-gnupck-4.1.5-gnu
Diffstat (limited to 'net/can/af_can.c')
-rw-r--r-- | net/can/af_can.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/net/can/af_can.c b/net/can/af_can.c index 689c818ed..62c635f2b 100644 --- a/net/can/af_can.c +++ b/net/can/af_can.c @@ -89,6 +89,8 @@ struct timer_list can_stattimer; /* timer for statistics update */ struct s_stats can_stats; /* packet statistics */ struct s_pstats can_pstats; /* receive list statistics */ +static atomic_t skbcounter = ATOMIC_INIT(0); + /* * af_can socket functions */ @@ -310,12 +312,8 @@ int can_send(struct sk_buff *skb, int loop) return err; } - if (newskb) { - if (!(newskb->tstamp.tv64)) - __net_timestamp(newskb); - + if (newskb) netif_rx_ni(newskb); - } /* update statistics */ can_stats.tx_frames++; @@ -683,6 +681,10 @@ static void can_receive(struct sk_buff *skb, struct net_device *dev) can_stats.rx_frames++; can_stats.rx_frames_delta++; + /* create non-zero unique skb identifier together with *skb */ + while (!(can_skb_prv(skb)->skbcnt)) + can_skb_prv(skb)->skbcnt = atomic_inc_return(&skbcounter); + rcu_read_lock(); /* deliver the packet to sockets listening on all devices */ |