diff options
Diffstat (limited to 'net/ipv4/ping.c')
| -rw-r--r-- | net/ipv4/ping.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c index 86cca610f4c2..2af6244b83e2 100644 --- a/net/ipv4/ping.c +++ b/net/ipv4/ping.c @@ -433,9 +433,9 @@ int ping_bind(struct sock *sk, struct sockaddr *uaddr, int addr_len) goto out; } - pr_debug("after bind(): num = %d, dif = %d\n", - (int)isk->inet_num, - (int)sk->sk_bound_dev_if); + pr_debug("after bind(): num = %hu, dif = %d\n", + isk->inet_num, + sk->sk_bound_dev_if); err = 0; if (sk->sk_family == AF_INET && isk->inet_rcv_saddr) @@ -642,6 +642,8 @@ static int ping_v4_push_pending_frames(struct sock *sk, struct pingfakehdr *pfh, { struct sk_buff *skb = skb_peek(&sk->sk_write_queue); + if (!skb) + return 0; pfh->wcheck = csum_partial((char *)&pfh->icmph, sizeof(struct icmphdr), pfh->wcheck); pfh->icmph.checksum = csum_fold(pfh->wcheck); @@ -848,7 +850,8 @@ out: return err; do_confirm: - dst_confirm(&rt->dst); + if (msg->msg_flags & MSG_PROBE) + dst_confirm_neigh(&rt->dst, &fl4.daddr); if (!(msg->msg_flags & MSG_PROBE) || len) goto back_from_confirm; err = 0; |