diff options
| author | Thomas Graf <tgraf@suug.ch> | 2015-01-06 01:04:21 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-01-05 22:38:22 -0500 |
| commit | 149118d89355fb0e1a898f47977f8ae9be8e14e7 (patch) | |
| tree | ce3d14e96bbebea22427f2d0d61ee52d840d007e /net/ipv4/udp.c | |
| parent | a515abd7771c991dee302d1e22e695d2a32daa3e (diff) | |
netlink: Warn on unordered or illegal nla_nest_cancel() or nlmsg_cancel()
Calling nla_nest_cancel() in a different order as the nesting was
built up can lead to negative offsets being calculated which
results in skb_trim() being called with an underflowed unsigned
int. Warn if mark < skb->data as it's definitely a bug.
Signed-off-by: Thomas Graf <tgraf@suug.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/udp.c')
0 files changed, 0 insertions, 0 deletions