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authorJames Morris <jmorris@namei.org>2011-11-16 12:39:48 +1100
committerJames Morris <jmorris@namei.org>2011-11-16 12:39:48 +1100
commit24942c8e5cc8696064ee207ff29d4cf21f70dafc (patch)
tree08a8221eb72ec3da7746d7d76f6f5915ce77cde7 /net/x25/x25_dev.c
parente163bc8e4a0cd1cdffadb58253f7651201722d56 (diff)
parentff0ff78068dd8a962358dbbdafa9d6f24540d3e5 (diff)
Merge branch 'master'; commit 'v3.2-rc2' into next
Diffstat (limited to 'net/x25/x25_dev.c')
-rw-r--r--net/x25/x25_dev.c6
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: