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From: Sascha Hauer <s.hauer@pengutronix.de>
To: barebox@lists.infradead.org
Subject: [PATCH 06/11] net: use a random mac address if the current device does not have one
Date: Mon, 14 Jun 2010 11:48:36 +0200	[thread overview]
Message-ID: <1276508921-3264-7-git-send-email-s.hauer@pengutronix.de> (raw)
In-Reply-To: <1276508921-3264-1-git-send-email-s.hauer@pengutronix.de>

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
 net/net.c |   11 ++++++++++-
 1 files changed, 10 insertions(+), 1 deletions(-)

diff --git a/net/net.c b/net/net.c
index 4305c72..8d99595 100644
--- a/net/net.c
+++ b/net/net.c
@@ -345,12 +345,21 @@ static LIST_HEAD(connection_list);
 
 static struct net_connection *net_new(IPaddr_t dest, rx_handler_f *handler)
 {
+	struct eth_device *edev = eth_get_current();
 	struct net_connection *con;
 	int ret;
 
-	if (!is_valid_ether_addr(net_ether))
+	if (!edev)
 		return ERR_PTR(-ENETDOWN);
 
+	if (!is_valid_ether_addr(net_ether)) {
+		char str[sizeof("xx:xx:xx:xx:xx:xx")];
+		random_ether_addr(net_ether);
+		ethaddr_to_string(net_ether, str);
+		printf("warning: No MAC address set. Using random address %s\n", str);
+		dev_set_param(&edev->dev, "ethaddr", str);
+	}
+
 	/* If we don't have an ip only broadcast is allowed */
 	if (!net_ip && dest != 0xffffffff)
 		return ERR_PTR(-ENETDOWN);
-- 
1.7.1


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  parent reply	other threads:[~2010-06-14  9:48 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-06-14  9:48 More patches Sascha Hauer
2010-06-14  9:48 ` [PATCH 01/11] pcm037: Add MMU support Sascha Hauer
2010-06-14  9:48 ` [PATCH 02/11] bootu: Allow passing in devices as parameter Sascha Hauer
2010-06-14  9:48 ` [PATCH 03/11] Allow to merge default environment from more than one directory Sascha Hauer
2010-06-14  9:48 ` [PATCH 04/11] include support for a simple pseudo number generator Sascha Hauer
2010-06-15  9:39   ` Peter Korsgaard
2010-06-15 11:54     ` Sascha Hauer
2010-06-17 13:17   ` Sascha Hauer
2010-06-17 13:26     ` Andy Pont
2010-06-17 14:14     ` Peter Korsgaard
2010-06-14  9:48 ` [PATCH 05/11] net: implement random_ether_addr Sascha Hauer
2010-06-14  9:48 ` Sascha Hauer [this message]
2010-06-14  9:48 ` [PATCH 07/11] add a generic default environment Sascha Hauer
2010-06-15  9:13   ` Uwe Kleine-König
2010-06-17 13:20   ` Sascha Hauer
2010-06-19 20:14     ` Uwe Kleine-König
2010-06-14  9:48 ` [PATCH 08/11] pcm038: use generic default env Sascha Hauer
2010-06-14  9:48 ` [PATCH 09/11] pcm043: " Sascha Hauer
2010-06-14  9:48 ` [PATCH 10/11] pcm037: " Sascha Hauer
2010-06-14  9:48 ` [PATCH 11/11] pca100: " Sascha Hauer

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