[IPV4] FIB: printk related cleanups

printk related cleanups:
 * Get rid of unused printk wrappers.
 * Make bug checks into KERN_WARNING because KERN_DEBUG gets ignored
 * Turn one cryptic old message into something real
 * Make sure all messages have KERN_XXX
Signed-off-by: Stephen Hemminger <stephen.hemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/ipv4/fib_frontend.c

@@ -47,8 +47,6 @@
 #include <net/ip_fib.h>
 #include <net/rtnetlink.h>
 
-#define FFprint(a...) printk(KERN_DEBUG a)
-
 #ifndef CONFIG_IP_MULTIPLE_TABLES
 
 static int __net_init fib4_rules_init(struct net *net)
@@ -706,7 +704,7 @@ void fib_add_ifaddr(struct in_ifaddr *ifa)
 	if (ifa->ifa_flags&IFA_F_SECONDARY) {
 		prim = inet_ifa_byprefix(in_dev, prefix, mask);
 		if (prim == NULL) {
-			printk(KERN_DEBUG "fib_add_ifaddr: bug: prim == NULL\n");
+			printk(KERN_WARNING "fib_add_ifaddr: bug: prim == NULL\n");
 			return;
 		}
 	}
@@ -753,7 +751,7 @@ static void fib_del_ifaddr(struct in_ifaddr *ifa)
 	else {
 		prim = inet_ifa_byprefix(in_dev, any, ifa->ifa_mask);
 		if (prim == NULL) {
-			printk(KERN_DEBUG "fib_del_ifaddr: bug: prim == NULL\n");
+			printk(KERN_WARNING "fib_del_ifaddr: bug: prim == NULL\n");
 			return;
 		}
 	}

net/ipv4/fib_hash.c

@@ -168,7 +168,8 @@ static void fn_rehash_zone(struct fn_zone *fz)
 	new_hashmask = (new_divisor - 1);
 
 #if RT_CACHE_DEBUG >= 2
-	printk("fn_rehash_zone: hash for zone %d grows from %d\n", fz->fz_order, old_divisor);
+	printk(KERN_DEBUG "fn_rehash_zone: hash for zone %d grows from %d\n",
+	       fz->fz_order, old_divisor);
 #endif
 
 	ht = fz_hash_alloc(new_divisor);

net/ipv4/fib_semantics.c

@@ -47,8 +47,6 @@
 
 #include "fib_lookup.h"
 
-#define FSprintk(a...)
-
 static DEFINE_SPINLOCK(fib_info_lock);
 static struct hlist_head *fib_info_hash;
 static struct hlist_head *fib_info_laddrhash;
@@ -145,7 +143,7 @@ static const struct
 void free_fib_info(struct fib_info *fi)
 {
 	if (fi->fib_dead == 0) {
-		printk("Freeing alive fib_info %p\n", fi);
+		printk(KERN_WARNING "Freeing alive fib_info %p\n", fi);
 		return;
 	}
 	change_nexthops(fi) {
@@ -914,7 +912,8 @@ int fib_semantic_match(struct list_head *head, const struct flowi *flp,
 				continue;
 
 			default:
-				printk(KERN_DEBUG "impossible 102\n");
+				printk(KERN_WARNING "fib_semantic_match bad type %#x\n",
+					fa->fa_type);
 				return -EINVAL;
 			}
 		}