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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-10-20 22:15:20 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-10-20 22:15:20 +0300 |
| commit | 505f48b53478d3816d1f3b001815703cfd7afa09 (patch) | |
| tree | 9ed8ce0cf58811c70f064c6862cfb68d98178fd8 /net/x25/x25_dev.c | |
| parent | 486cf46f3f9be5f2a966016c1a8fe01e32cde09e (diff) | |
| parent | afaef734e5f0004916d07ecf7d86292cdd00d59b (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net:
fib_rules: fix unresolved_rules counting
r8169: fix wrong eee setting for rlt8111evl
r8169: fix driver shutdown WoL regression.
ehea: Change maintainer to me
pptp: pptp_rcv_core() misses pskb_may_pull() call
tproxy: copy transparent flag when creating a time wait
pptp: fix skb leak in pptp_xmit()
bonding: use local function pointer of bond->recv_probe in bond_handle_frame
smsc911x: Add support for SMSC LAN89218
tg3: negate USE_PHYLIB flag check
netconsole: enable netconsole can make net_device refcnt incorrent
bluetooth: Properly clone LSM attributes to newly created child connections
l2tp: fix a potential skb leak in l2tp_xmit_skb()
bridge: fix hang on removal of bridge via netlink
x25: Prevent skb overreads when checking call user data
x25: Handle undersized/fragmented skbs
x25: Validate incoming call user data lengths
udplite: fast-path computation of checksum coverage
IPVS netns shutdown/startup dead-lock
netfilter: nf_conntrack: fix event flooding in GRE protocol tracker
Diffstat (limited to 'net/x25/x25_dev.c')
| -rw-r--r-- | net/x25/x25_dev.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/net/x25/x25_dev.c b/net/x25/x25_dev.c index e547ca1578c3..fa2b41888bd9 100644 --- a/net/x25/x25_dev.c +++ b/net/x25/x25_dev.c @@ -32,6 +32,9 @@ static int x25_receive_data(struct sk_buff *skb, struct x25_neigh *nb) unsigned short frametype; unsigned int lci; + if (!pskb_may_pull(skb, X25_STD_MIN_LEN)) + return 0; + frametype = skb->data[2]; lci = ((skb->data[0] << 8) & 0xF00) + ((skb->data[1] << 0) & 0x0FF); @@ -115,6 +118,9 @@ int x25_lapb_receive_frame(struct sk_buff *skb, struct net_device *dev, goto drop; } + if (!pskb_may_pull(skb, 1)) + return 0; + switch (skb->data[0]) { case X25_IFACE_DATA: |