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authorBjørn Mork <bjorn@mork.no>2014-05-16 21:48:28 +0200
committerDavid S. Miller <davem@davemloft.net>2014-05-16 22:39:02 -0400
commitfa83dbeee55865678025b6c1637ca08860209f87 (patch)
tree56ffa4f18336e8e9f1d1e0db7a32ccaa3cddc386 /drivers/net/usb/cdc_ncm.c
parent916f76405fe6f1ae2d0b60841343782f0575ab0a (diff)
net: cdc_ncm: remove redundant "disconnected" flag
Calling netif_carrier_{on,off} is sufficient. There is no need to duplicate the carrier state in a driver specific flag. Acked-by: Enrico Mioso <mrkiko.rs@gmail.com> Signed-off-by: Bjørn Mork <bjorn@mork.no> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/usb/cdc_ncm.c')
-rw-r--r--drivers/net/usb/cdc_ncm.c19
1 files changed, 2 insertions, 17 deletions
diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c
index 1d1ff2fa8ae1..783c4ed96395 100644
--- a/drivers/net/usb/cdc_ncm.c
+++ b/drivers/net/usb/cdc_ncm.c
@@ -1364,11 +1364,10 @@ static void cdc_ncm_status(struct usbnet *dev, struct urb *urb)
* USB_CDC_NOTIFY_NETWORK_CONNECTION notification shall be
* sent by device after USB_CDC_NOTIFY_SPEED_CHANGE.
*/
- ctx->connected = le16_to_cpu(event->wValue);
netif_info(dev, link, dev->net,
"network connection: %sconnected\n",
- ctx->connected ? "" : "dis");
- usbnet_link_change(dev, ctx->connected, 0);
+ !!event->wValue ? "" : "dis");
+ usbnet_link_change(dev, !!event->wValue, 0);
break;
case USB_CDC_NOTIFY_SPEED_CHANGE:
@@ -1388,23 +1387,11 @@ static void cdc_ncm_status(struct usbnet *dev, struct urb *urb)
}
}
-static int cdc_ncm_check_connect(struct usbnet *dev)
-{
- struct cdc_ncm_ctx *ctx;
-
- ctx = (struct cdc_ncm_ctx *)dev->data[0];
- if (ctx == NULL)
- return 1; /* disconnected */
-
- return !ctx->connected;
-}
-
static const struct driver_info cdc_ncm_info = {
.description = "CDC NCM",
.flags = FLAG_POINTTOPOINT | FLAG_NO_SETINT | FLAG_MULTI_PACKET,
.bind = cdc_ncm_bind,
.unbind = cdc_ncm_unbind,
- .check_connect = cdc_ncm_check_connect,
.manage_power = usbnet_manage_power,
.status = cdc_ncm_status,
.rx_fixup = cdc_ncm_rx_fixup,
@@ -1418,7 +1405,6 @@ static const struct driver_info wwan_info = {
| FLAG_WWAN,
.bind = cdc_ncm_bind,
.unbind = cdc_ncm_unbind,
- .check_connect = cdc_ncm_check_connect,
.manage_power = usbnet_manage_power,
.status = cdc_ncm_status,
.rx_fixup = cdc_ncm_rx_fixup,
@@ -1432,7 +1418,6 @@ static const struct driver_info wwan_noarp_info = {
| FLAG_WWAN | FLAG_NOARP,
.bind = cdc_ncm_bind,
.unbind = cdc_ncm_unbind,
- .check_connect = cdc_ncm_check_connect,
.manage_power = usbnet_manage_power,
.status = cdc_ncm_status,
.rx_fixup = cdc_ncm_rx_fixup,