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path: root/net/ipv4/netfilter/ipt_ULOG.c
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Diffstat (limited to 'net/ipv4/netfilter/ipt_ULOG.c')
-rw-r--r--net/ipv4/netfilter/ipt_ULOG.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/net/ipv4/netfilter/ipt_ULOG.c b/net/ipv4/netfilter/ipt_ULOG.c
index d7dd7fe7051..d46fd677fa1 100644
--- a/net/ipv4/netfilter/ipt_ULOG.c
+++ b/net/ipv4/netfilter/ipt_ULOG.c
@@ -115,6 +115,11 @@ static void ulog_send(unsigned int nlgroupnum)
del_timer(&ub->timer);
}
+ if (!ub->skb) {
+ DEBUGP("ipt_ULOG: ulog_send: nothing to send\n");
+ return;
+ }
+
/* last nlmsg needs NLMSG_DONE */
if (ub->qlen > 1)
ub->lastnlh->nlmsg_type = NLMSG_DONE;