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authorBadhri Jagan Sridharan <Badhri@google.com>2016-06-27 13:33:59 -0700
committerBadhri Jagan Sridharan <badhri@google.com>2016-06-28 23:33:24 +0000
commite639a4e74d6cd2c01d4f2afbbe0b6e6e233b42d2 (patch)
treeec7e935133b9c7c2236e3bee245eeb593d88a994 /drivers/usb/gadget/function
parentef51a2254d6579560bf7ff8ebbeb9b3848fe10bf (diff)
Revert "usb: gadget: prevent change of Host MAC address of 'usb0' interface"
This reverts commit 265801537d110eb68d44a2f66015479908f635c0. Signed-off-by: Badhri Jagan Sridharan <Badhri@google.com>
Diffstat (limited to 'drivers/usb/gadget/function')
-rw-r--r--drivers/usb/gadget/function/u_ether.c21
1 files changed, 3 insertions, 18 deletions
diff --git a/drivers/usb/gadget/function/u_ether.c b/drivers/usb/gadget/function/u_ether.c
index dd73dfe5dcab..74e9f5b5a45d 100644
--- a/drivers/usb/gadget/function/u_ether.c
+++ b/drivers/usb/gadget/function/u_ether.c
@@ -863,8 +863,6 @@ static int eth_stop(struct net_device *net)
/*-------------------------------------------------------------------------*/
-static u8 host_ethaddr[ETH_ALEN];
-
static int get_ether_addr(const char *str, u8 *dev_addr)
{
if (str) {
@@ -895,17 +893,6 @@ static int get_ether_addr_str(u8 dev_addr[ETH_ALEN], char *str, int len)
return 18;
}
-static int get_host_ether_addr(u8 *str, u8 *dev_addr)
-{
- memcpy(dev_addr, str, ETH_ALEN);
- if (is_valid_ether_addr(dev_addr))
- return 0;
-
- random_ether_addr(dev_addr);
- memcpy(str, dev_addr, ETH_ALEN);
- return 1;
-}
-
static const struct net_device_ops eth_netdev_ops = {
.ndo_open = eth_open,
.ndo_stop = eth_stop,
@@ -963,11 +950,9 @@ struct eth_dev *gether_setup_name(struct usb_gadget *g,
if (get_ether_addr(dev_addr, net->dev_addr))
dev_warn(&g->dev,
"using random %s ethernet address\n", "self");
-
- if (get_host_ether_addr(host_ethaddr, dev->host_mac))
- dev_warn(&g->dev, "using random %s ethernet address\n", "host");
- else
- dev_warn(&g->dev, "using previous %s ethernet address\n", "host");
+ if (get_ether_addr(host_addr, dev->host_mac))
+ dev_warn(&g->dev,
+ "using random %s ethernet address\n", "host");
if (ethaddr)
memcpy(ethaddr, dev->host_mac, ETH_ALEN);