[PATCH] dscc4: fix dscc4_init_dummy_skb check

It returns a pointer.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
diff --git a/drivers/net/wan/dscc4.c b/drivers/net/wan/dscc4.c
index 2f61a47..1ff5de0 100644
--- a/drivers/net/wan/dscc4.c
+++ b/drivers/net/wan/dscc4.c
@@ -1943,7 +1943,7 @@
 					(++i%TX_RING_SIZE)*sizeof(*tx_fd));
 	} while (i < TX_RING_SIZE);
 
-	if (dscc4_init_dummy_skb(dpriv) < 0)
+	if (!dscc4_init_dummy_skb(dpriv))
 		goto err_free_dma_tx;
 
 	memset(dpriv->rx_skbuff, 0, sizeof(struct sk_buff *)*RX_RING_SIZE);