drivers/net: Remove unnecessary k.alloc/v.alloc OOM messages

alloc failures use dump_stack so emitting an additional
out-of-memory message is an unnecessary duplication.

Remove the allocation failure messages.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/wan/x25_asy.c b/drivers/net/wan/x25_asy.c
index 8a10bb7..e862369 100644
--- a/drivers/net/wan/x25_asy.c
+++ b/drivers/net/wan/x25_asy.c
@@ -786,10 +786,8 @@
 
 	x25_asy_devs = kcalloc(x25_asy_maxdev, sizeof(struct net_device *),
 				GFP_KERNEL);
-	if (!x25_asy_devs) {
-		pr_warn("Can't allocate x25_asy_ctrls[] array! Uaargh! (-> No X.25 available)\n");
+	if (!x25_asy_devs)
 		return -ENOMEM;
-	}
 
 	return tty_register_ldisc(N_X25, &x25_ldisc);
 }