Start using the new '%pS' infrastructure to print symbols

This simplifies the code significantly, and was the whole point of the
exercise.

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/mm/slub.c b/mm/slub.c
index 315c392..5f6e2c4 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -431,9 +431,8 @@
 	if (!t->addr)
 		return;
 
-	printk(KERN_ERR "INFO: %s in ", s);
-	__print_symbol("%s", (unsigned long)t->addr);
-	printk(" age=%lu cpu=%u pid=%d\n", jiffies - t->when, t->cpu, t->pid);
+	printk(KERN_ERR "INFO: %s in %pS age=%lu cpu=%u pid=%d\n",
+		s, t->addr, jiffies - t->when, t->cpu, t->pid);
 }
 
 static void print_tracking(struct kmem_cache *s, void *object)