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libertas: only enable rtap with mesh firmware

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Since only mesh-enabled firmware has the CMD_802_11_MONITOR_MODE on
which the rtap functionality depends, only expose the rtap functionality
when mesh is also available.

Signed-off-by: Dan Williams <dcbw@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Dan Williams 2008-07-29 13:50:39 -04:00 committed by John W. Linville
parent d4764b29b6
commit 3b72b01d3a
1 changed files with 9 additions and 6 deletions
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15
drivers/net/wireless/libertas/main.c
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@ -297,9 +297,7 @@ static ssize_t lbs_rtap_set(struct device *dev,
lbs_add_rtap(priv);
}
priv->monitormode = monitor_mode;
}
else {
} else {
if (!priv->monitormode)
return strlen(buf);
priv->monitormode = 0;
@ -1242,8 +1240,6 @@ int lbs_start_card(struct lbs_private *priv)
lbs_pr_err("cannot register ethX device\n");
goto done;
}
if (device_create_file(&dev->dev, &dev_attr_lbs_rtap))
lbs_pr_err("cannot register lbs_rtap attribute\n");
lbs_update_channel(priv);
@ -1275,6 +1271,13 @@ int lbs_start_card(struct lbs_private *priv)
if (device_create_file(&dev->dev, &dev_attr_lbs_mesh))
lbs_pr_err("cannot register lbs_mesh attribute\n");
/* While rtap isn't related to mesh, only mesh-enabled
* firmware implements the rtap functionality via
* CMD_802_11_MONITOR_MODE.
*/
if (device_create_file(&dev->dev, &dev_attr_lbs_rtap))
lbs_pr_err("cannot register lbs_rtap attribute\n");
}
}
@ -1306,9 +1309,9 @@ void lbs_stop_card(struct lbs_private *priv)
netif_carrier_off(priv->dev);
lbs_debugfs_remove_one(priv);
device_remove_file(&dev->dev, &dev_attr_lbs_rtap);
if (priv->mesh_tlv) {
device_remove_file(&dev->dev, &dev_attr_lbs_mesh);
device_remove_file(&dev->dev, &dev_attr_lbs_rtap);
}
/* Flush pending command nodes */