From 0cf0879acdbeff695963d78940b89497803ae55c Mon Sep 17 00:00:00 2001 From: Alexander Aring Date: Sun, 17 May 2015 21:44:37 +0200 Subject: [PATCH] nl802154: cleanup invalid argument handling This patch cleanups the -EINVAL cases by combining them in one condition. Signed-off-by: Alexander Aring Signed-off-by: Marcel Holtmann --- net/ieee802154/nl802154.c | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-) diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c index f3c12f6a4a39..c01f4bbe7c7c 100644 --- a/net/ieee802154/nl802154.c +++ b/net/ieee802154/nl802154.c @@ -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]);