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| author | Linus Torvalds <torvalds@g5.osdl.org> | 2006-04-20 15:25:37 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-04-20 15:25:37 -0700 |
| commit | d3d3cf05eda861d807de539cac25bcefee0f9659 (patch) | |
| tree | 8ea562077369b97700ebe6af02906690a788bf51 /include | |
| parent | a6db522c9399f69ff705c8afae069b5a74a8ea6b (diff) | |
| parent | 18bc89aa25fbfcf467f4ce67f76c7b9893404cac (diff) | |
| download | linux-d3d3cf05eda861d807de539cac25bcefee0f9659.tar.gz | |
Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
* master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6:
[EBTABLES]: Clean up vmalloc usage in net/bridge/netfilter/ebtables.c
[NET]: Add skb->truesize assertion checking.
[TCP]: Account skb overhead in tcp_fragment
[SUNGEM]: Marvell PHY suspend.
[LLC]: Use pskb_trim_rcsum() in llc_fixup_skb().
[NET]: sockfd_lookup_light() returns random error for -EBADFD
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/skbuff.h | 7 | ||||
| -rw-r--r-- | include/net/sock.h | 1 |
2 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index c4619a428d9b11..f8f234708b984c 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -344,6 +344,13 @@ extern void skb_over_panic(struct sk_buff *skb, int len, void *here); extern void skb_under_panic(struct sk_buff *skb, int len, void *here); +extern void skb_truesize_bug(struct sk_buff *skb); + +static inline void skb_truesize_check(struct sk_buff *skb) +{ + if (unlikely((int)skb->truesize < sizeof(struct sk_buff) + skb->len)) + skb_truesize_bug(skb); +} extern int skb_append_datato_frags(struct sock *sk, struct sk_buff *skb, int getfrag(void *from, char *to, int offset, diff --git a/include/net/sock.h b/include/net/sock.h index af2b0544586e73..ff8b0dad7b0fcb 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -454,6 +454,7 @@ static inline void sk_stream_set_owner_r(struct sk_buff *skb, struct sock *sk) static inline void sk_stream_free_skb(struct sock *sk, struct sk_buff *skb) { + skb_truesize_check(skb); sock_set_flag(sk, SOCK_QUEUE_SHRUNK); sk->sk_wmem_queued -= skb->truesize; sk->sk_forward_alloc += skb->truesize; |