diff options
| author | Michal Miroslaw <mirq-linux@rere.qmqm.pl> | 2007-03-07 22:34:36 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2007-03-13 11:26:45 -0700 |
| commit | edc34643c2d2046163482f792dd1085dccf70780 (patch) | |
| tree | ca05f95e18bbdb12bedaaf8d83fd9e2dbc1640bf | |
| parent | ce51319b9dea6eb93b7fc37fe52af9fb114e3f2e (diff) | |
nfnetlink_log: fix possible NULL pointer dereference
[NETFILTER]: nfnetlink_log: fix possible NULL pointer dereference
Eliminate possible NULL pointer dereference in nfulnl_recv_config().
Signed-off-by: Michal Miroslaw <mirq-linux@rere.qmqm.pl>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
| -rw-r--r-- | net/netfilter/nfnetlink_log.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/net/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c index 0b870d6df100..5c2980d07b7f 100644 --- a/net/netfilter/nfnetlink_log.c +++ b/net/netfilter/nfnetlink_log.c @@ -867,6 +867,9 @@ nfulnl_recv_config(struct sock *ctnl, struct sk_buff *skb, ret = -EINVAL; break; } + + if (!inst) + goto out; } else { if (!inst) { UDEBUG("no config command, and no instance for " @@ -920,6 +923,7 @@ nfulnl_recv_config(struct sock *ctnl, struct sk_buff *skb, out_put: instance_put(inst); +out: return ret; } |