netfilter: xt_LOG: add missing string format in nf_log_packet()

   net/netfilter/xt_LOG.c: In function 'log_tg':
>> net/netfilter/xt_LOG.c:43: error: format not a string literal and no format arguments

Fixes: fab4085 ("netfilter: log: nf_log_packet() as real unified interface")
Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

diff --git a/net/netfilter/xt_LOG.c b/net/netfilter/xt_LOG.c
index 00eb491..c13b794 100644 (file)
--- a/net/netfilter/xt_LOG.c
+++ b/net/netfilter/xt_LOG.c
@@ -40,7 +40,7 @@ log_tg(struct sk_buff *skb, const struct xt_action_param *par)
        li.u.log.logflags = loginfo->logflags;
 
        nf_log_packet(net, par->family, par->hooknum, skb, par->in, par->out,
-                     &li, loginfo->prefix);
+                     &li, "%s", loginfo->prefix);
        return XT_CONTINUE;
 }