netfilter: cleanup printk messages

Make sure all printk messages have a severity level.

Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: Patrick McHardy <kaber@trash.net>
diff --git a/net/netfilter/nf_conntrack_irc.c b/net/netfilter/nf_conntrack_irc.c
index 7673930..b394aa3 100644
--- a/net/netfilter/nf_conntrack_irc.c
+++ b/net/netfilter/nf_conntrack_irc.c
@@ -235,7 +235,7 @@
 	char *tmpname;
 
 	if (max_dcc_channels < 1) {
-		printk("nf_ct_irc: max_dcc_channels must not be zero\n");
+		printk(KERN_ERR "nf_ct_irc: max_dcc_channels must not be zero\n");
 		return -EINVAL;
 	}
 
@@ -267,7 +267,7 @@
 
 		ret = nf_conntrack_helper_register(&irc[i]);
 		if (ret) {
-			printk("nf_ct_irc: failed to register helper "
+			printk(KERN_ERR "nf_ct_irc: failed to register helper "
 			       "for pf: %u port: %u\n",
 			       irc[i].tuple.src.l3num, ports[i]);
 			nf_conntrack_irc_fini();