OSDN Git Service
(root)
/
tomoyo
/
tomoyo-test1.git
/ commitdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
| commitdiff |
tree
raw
|
patch
| inline |
side by side
(parent:
d6aa711
)
ip6erspan: make sure enough headroom at xmit.
author
William Tu
<u9012063@gmail.com>
Fri, 9 Mar 2018 15:34:42 +0000
(07:34 -0800)
committer
David S. Miller
<davem@davemloft.net>
Fri, 9 Mar 2018 18:03:57 +0000
(13:03 -0500)
The patch adds skb_cow_header() to ensure enough headroom
at ip6erspan_tunnel_xmit before pushing the erspan header
to the skb.
Signed-off-by: William Tu <u9012063@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/ipv6/ip6_gre.c
patch
|
blob
|
history
diff --git
a/net/ipv6/ip6_gre.c
b/net/ipv6/ip6_gre.c
index
a299f54
..
1bbd093
100644
(file)
--- a/
net/ipv6/ip6_gre.c
+++ b/
net/ipv6/ip6_gre.c
@@
-903,6
+903,9
@@
static netdev_tx_t ip6erspan_tunnel_xmit(struct sk_buff *skb,
truncate = true;
}
+ if (skb_cow_head(skb, dev->needed_headroom))
+ goto tx_err;
+
t->parms.o_flags &= ~TUNNEL_KEY;
IPCB(skb)->flags = 0;