[PATCH] spidernet : reduce console spam

This patch reduces the message level of the RX ram full messages
from err to debug to prevent spamming the console leaving it in the
logfiles though.

From: Jens Osterkamp <[e-mail]>

Signed-off-by: Jeff Garzik <[e-mail]>

drivers/net/spider_net.c

···
 	case SPIDER_NET_GRFAFLLINT: /* fallthrough */
 	case SPIDER_NET_GRMFLLINT:
 		if (netif_msg_intr(card) && net_ratelimit())
-			pr_err("Spider RX RAM full, incoming packets "
+			pr_debug("Spider RX RAM full, incoming packets "
 			       "might be discarded!\n");
 		spider_net_rx_irq_off(card);
 		tasklet_schedule(&card->rxram_full_tl);