diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-06-16 11:15:21 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-06-16 11:15:21 +0200 |
commit | f9e8e07e074a880e110922759dcdb369fecdf07c (patch) | |
tree | 61bc9a61e0a0546a81d699047d9e001c50b52d50 /drivers/net/pppol2tp.c | |
parent | e9886ca3a93d7d041d3de8e5acebe213da777d59 (diff) | |
parent | 066519068ad2fbe98c7f45552b1f592903a9c8c8 (diff) |
Merge branch 'linus' into sched-develtip-sched-devel-2008-06-16_09.15_Mon
Diffstat (limited to 'drivers/net/pppol2tp.c')
-rw-r--r-- | drivers/net/pppol2tp.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/drivers/net/pppol2tp.c b/drivers/net/pppol2tp.c index 70cfdb46aa27..f9298827a76c 100644 --- a/drivers/net/pppol2tp.c +++ b/drivers/net/pppol2tp.c @@ -783,14 +783,18 @@ static int pppol2tp_recvmsg(struct kiocb *iocb, struct socket *sock, err = 0; skb = skb_recv_datagram(sk, flags & ~MSG_DONTWAIT, flags & MSG_DONTWAIT, &err); - if (skb) { - err = memcpy_toiovec(msg->msg_iov, (unsigned char *) skb->data, - skb->len); - if (err < 0) - goto do_skb_free; - err = skb->len; - } -do_skb_free: + if (!skb) + goto end; + + if (len > skb->len) + len = skb->len; + else if (len < skb->len) + msg->msg_flags |= MSG_TRUNC; + + err = skb_copy_datagram_iovec(skb, 0, msg->msg_iov, len); + if (likely(err == 0)) + err = len; + kfree_skb(skb); end: return err; |