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yaml --- r: 150094 b: refs/heads/master c: c8014fe h: refs/heads/master v: v3
git-mirror · May 5, 2009 · f8bbe9e · f8bbe9e
1 parent 89a8ab1
commit f8bbe9e
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Showing 2 changed files with 9 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: aee64faf236815e0f337408892c01b373cd340f3
+refs/heads/master: c8014fe1d4548da8b9ea54730852c48a7117b03f
diff --git a/trunk/drivers/net/r6040.c b/trunk/drivers/net/r6040.c
@@ -742,6 +742,14 @@ static int r6040_up(struct net_device *dev)
 	struct r6040_private *lp = netdev_priv(dev);
 	void __iomem *ioaddr = lp->base;
 	int ret;
+	u16 val;
+
+	/* Check presence of a second PHY */
+	val = r6040_phy_read(ioaddr, lp->phy_addr, 2);
+	if (val == 0xFFFF) {
+		printk(KERN_ERR DRV_NAME " no second PHY attached\n");
+		return -EIO;
+	}
 
 	/* Initialise and alloc RX/TX buffers */
 	r6040_init_txbufs(dev);