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| author | Linus Lüssing <linus.luessing@web.de> | 2011-02-15 13:19:19 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-02-22 10:07:27 -0800 |
| commit | d41db9f3f71548f07b8b6d81a88220d0035b04f6 (patch) | |
| tree | 14d56a73bccb0fdc6a00a79809fec94697817f6d /net/bridge/br_multicast.c | |
| parent | 649e984d00416cb1a254fdbebd6d3f9fa01c32fa (diff) | |
| download | lwn-d41db9f3f71548f07b8b6d81a88220d0035b04f6.tar.gz lwn-d41db9f3f71548f07b8b6d81a88220d0035b04f6.zip | |
bridge: Add missing ntohs()s for MLDv2 report parsing
The nsrcs number is 2 Byte wide, therefore we need to call ntohs()
before using it.
Signed-off-by: Linus Lüssing <linus.luessing@web.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/bridge/br_multicast.c')
| -rw-r--r-- | net/bridge/br_multicast.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c index d69beaf83627..9ce2af187709 100644 --- a/net/bridge/br_multicast.c +++ b/net/bridge/br_multicast.c @@ -1020,11 +1020,12 @@ static int br_ip6_multicast_mld2_report(struct net_bridge *br, if (!pskb_may_pull(skb, len + sizeof(*grec) + - sizeof(struct in6_addr) * (*nsrcs))) + sizeof(struct in6_addr) * ntohs(*nsrcs))) return -EINVAL; grec = (struct mld2_grec *)(skb->data + len); - len += sizeof(*grec) + sizeof(struct in6_addr) * (*nsrcs); + len += sizeof(*grec) + + sizeof(struct in6_addr) * ntohs(*nsrcs); /* We treat these as MLDv1 reports for now. */ switch (grec->grec_type) { |