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Diffstat (limited to 'net/wireless')
-rw-r--r--net/wireless/nl80211.c53
1 files changed, 25 insertions, 28 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index e4028197b75d..1c4f7daea6c7 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -2882,61 +2882,58 @@ static int nl80211_set_mac_acl(struct sk_buff *skb, struct genl_info *info)
return err;
}
-static int nl80211_parse_beacon(struct genl_info *info,
+static int nl80211_parse_beacon(struct nlattr *attrs[],
struct cfg80211_beacon_data *bcn)
{
bool haveinfo = false;
- if (!is_valid_ie_attr(info->attrs[NL80211_ATTR_BEACON_TAIL]) ||
- !is_valid_ie_attr(info->attrs[NL80211_ATTR_IE]) ||
- !is_valid_ie_attr(info->attrs[NL80211_ATTR_IE_PROBE_RESP]) ||
- !is_valid_ie_attr(info->attrs[NL80211_ATTR_IE_ASSOC_RESP]))
+ if (!is_valid_ie_attr(attrs[NL80211_ATTR_BEACON_TAIL]) ||
+ !is_valid_ie_attr(attrs[NL80211_ATTR_IE]) ||
+ !is_valid_ie_attr(attrs[NL80211_ATTR_IE_PROBE_RESP]) ||
+ !is_valid_ie_attr(attrs[NL80211_ATTR_IE_ASSOC_RESP]))
return -EINVAL;
memset(bcn, 0, sizeof(*bcn));
- if (info->attrs[NL80211_ATTR_BEACON_HEAD]) {
- bcn->head = nla_data(info->attrs[NL80211_ATTR_BEACON_HEAD]);
- bcn->head_len = nla_len(info->attrs[NL80211_ATTR_BEACON_HEAD]);
+ if (attrs[NL80211_ATTR_BEACON_HEAD]) {
+ bcn->head = nla_data(attrs[NL80211_ATTR_BEACON_HEAD]);
+ bcn->head_len = nla_len(attrs[NL80211_ATTR_BEACON_HEAD]);
if (!bcn->head_len)
return -EINVAL;
haveinfo = true;
}
- if (info->attrs[NL80211_ATTR_BEACON_TAIL]) {
- bcn->tail = nla_data(info->attrs[NL80211_ATTR_BEACON_TAIL]);
- bcn->tail_len =
- nla_len(info->attrs[NL80211_ATTR_BEACON_TAIL]);
+ if (attrs[NL80211_ATTR_BEACON_TAIL]) {
+ bcn->tail = nla_data(attrs[NL80211_ATTR_BEACON_TAIL]);
+ bcn->tail_len = nla_len(attrs[NL80211_ATTR_BEACON_TAIL]);
haveinfo = true;
}
if (!haveinfo)
return -EINVAL;
- if (info->attrs[NL80211_ATTR_IE]) {
- bcn->beacon_ies = nla_data(info->attrs[NL80211_ATTR_IE]);
- bcn->beacon_ies_len = nla_len(info->attrs[NL80211_ATTR_IE]);
+ if (attrs[NL80211_ATTR_IE]) {
+ bcn->beacon_ies = nla_data(attrs[NL80211_ATTR_IE]);
+ bcn->beacon_ies_len = nla_len(attrs[NL80211_ATTR_IE]);
}
- if (info->attrs[NL80211_ATTR_IE_PROBE_RESP]) {
+ if (attrs[NL80211_ATTR_IE_PROBE_RESP]) {
bcn->proberesp_ies =
- nla_data(info->attrs[NL80211_ATTR_IE_PROBE_RESP]);
+ nla_data(attrs[NL80211_ATTR_IE_PROBE_RESP]);
bcn->proberesp_ies_len =
- nla_len(info->attrs[NL80211_ATTR_IE_PROBE_RESP]);
+ nla_len(attrs[NL80211_ATTR_IE_PROBE_RESP]);
}
- if (info->attrs[NL80211_ATTR_IE_ASSOC_RESP]) {
+ if (attrs[NL80211_ATTR_IE_ASSOC_RESP]) {
bcn->assocresp_ies =
- nla_data(info->attrs[NL80211_ATTR_IE_ASSOC_RESP]);
+ nla_data(attrs[NL80211_ATTR_IE_ASSOC_RESP]);
bcn->assocresp_ies_len =
- nla_len(info->attrs[NL80211_ATTR_IE_ASSOC_RESP]);
+ nla_len(attrs[NL80211_ATTR_IE_ASSOC_RESP]);
}
- if (info->attrs[NL80211_ATTR_PROBE_RESP]) {
- bcn->probe_resp =
- nla_data(info->attrs[NL80211_ATTR_PROBE_RESP]);
- bcn->probe_resp_len =
- nla_len(info->attrs[NL80211_ATTR_PROBE_RESP]);
+ if (attrs[NL80211_ATTR_PROBE_RESP]) {
+ bcn->probe_resp = nla_data(attrs[NL80211_ATTR_PROBE_RESP]);
+ bcn->probe_resp_len = nla_len(attrs[NL80211_ATTR_PROBE_RESP]);
}
return 0;
@@ -3015,7 +3012,7 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info)
!info->attrs[NL80211_ATTR_BEACON_HEAD])
return -EINVAL;
- err = nl80211_parse_beacon(info, &params.beacon);
+ err = nl80211_parse_beacon(info->attrs, &params.beacon);
if (err)
return err;
@@ -3167,7 +3164,7 @@ static int nl80211_set_beacon(struct sk_buff *skb, struct genl_info *info)
if (!wdev->beacon_interval)
return -EINVAL;
- err = nl80211_parse_beacon(info, &params);
+ err = nl80211_parse_beacon(info->attrs, &params);
if (err)
return err;