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authorLinus Torvalds <torvalds@linux-foundation.org>2011-10-20 22:15:20 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2011-10-20 22:15:20 +0300
commit505f48b53478d3816d1f3b001815703cfd7afa09 (patch)
tree9ed8ce0cf58811c70f064c6862cfb68d98178fd8 /net/x25/x25_link.c
parent486cf46f3f9be5f2a966016c1a8fe01e32cde09e (diff)
parentafaef734e5f0004916d07ecf7d86292cdd00d59b (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_link.c')
-rw-r--r--net/x25/x25_link.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/x25/x25_link.c b/net/x25/x25_link.c
index 037958ff8ee..4acacf3c661 100644
--- a/net/x25/x25_link.c
+++ b/net/x25/x25_link.c
@@ -90,6 +90,9 @@ void x25_link_control(struct sk_buff *skb, struct x25_neigh *nb,
break;
case X25_DIAGNOSTIC:
+ if (!pskb_may_pull(skb, X25_STD_MIN_LEN + 4))
+ break;
+
printk(KERN_WARNING "x25: diagnostic #%d - %02X %02X %02X\n",
skb->data[3], skb->data[4],
skb->data[5], skb->data[6]);