nl802154: cleanup invalid argument handling

This patch cleanups the -EINVAL cases by combining them in one
condition.

Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Alexander Aring 2015-05-17 21:44:37 +02:00 committed by Marcel Holtmann
parent 43b79209b5
commit 0cf0879acd
1 changed files with 4 additions and 8 deletions

View File

@ -668,10 +668,8 @@ static int nl802154_set_pan_id(struct sk_buff *skb, struct genl_info *info)
return -EBUSY;
/* don't change address fields on monitor */
if (wpan_dev->iftype == NL802154_IFTYPE_MONITOR)
return -EINVAL;
if (!info->attrs[NL802154_ATTR_PAN_ID])
if (wpan_dev->iftype == NL802154_IFTYPE_MONITOR ||
!info->attrs[NL802154_ATTR_PAN_ID])
return -EINVAL;
pan_id = nla_get_le16(info->attrs[NL802154_ATTR_PAN_ID]);
@ -691,10 +689,8 @@ static int nl802154_set_short_addr(struct sk_buff *skb, struct genl_info *info)
return -EBUSY;
/* don't change address fields on monitor */
if (wpan_dev->iftype == NL802154_IFTYPE_MONITOR)
return -EINVAL;
if (!info->attrs[NL802154_ATTR_SHORT_ADDR])
if (wpan_dev->iftype == NL802154_IFTYPE_MONITOR ||
!info->attrs[NL802154_ATTR_SHORT_ADDR])
return -EINVAL;
short_addr = nla_get_le16(info->attrs[NL802154_ATTR_SHORT_ADDR]);