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提交 bfe2c7b1 编写于 作者: J Johannes Berg
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nl80211: use nla_parse_nested() instead of nla_parse() 

It's just an inline doing the same thing, but the code
is nicer with it.
Signed-off-by: NJohannes Berg <johannes.berg@intel.com>
上级 1794899e
隐藏空白更改
内联 并排
Showing with 37 addition and 48 deletion
net/wireless/nl80211.c
浏览文件 @ bfe2c7b1
......@@ -2319,10 +2319,9 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
nla_for_each_nested(nl_txq_params,
info->attrs[NL80211_ATTR_WIPHY_TXQ_PARAMS],
rem_txq_params) {
result = nla_parse(tb, NL80211_TXQ_ATTR_MAX,
nla_data(nl_txq_params),
nla_len(nl_txq_params),
txq_params_policy);
result = nla_parse_nested(tb, NL80211_TXQ_ATTR_MAX,
nl_txq_params,
txq_params_policy);
if (result)
return result;
result = parse_txq_params(tb, &txq_params);
......@@ -3572,8 +3571,8 @@ static int nl80211_parse_tx_bitrate_mask(struct genl_info *info,
sband = rdev->wiphy.bands[band];
if (sband == NULL)
return -EINVAL;
err = nla_parse(tb, NL80211_TXRATE_MAX, nla_data(tx_rates),
nla_len(tx_rates), nl80211_txattr_policy);
err = nla_parse_nested(tb, NL80211_TXRATE_MAX, tx_rates,
nl80211_txattr_policy);
if (err)
return err;
if (tb[NL80211_TXRATE_LEGACY]) {
......@@ -6329,9 +6328,8 @@ static int nl80211_set_reg(struct sk_buff *skb, struct genl_info *info)
nla_for_each_nested(nl_reg_rule, info->attrs[NL80211_ATTR_REG_RULES],
rem_reg_rules) {
r = nla_parse(tb, NL80211_REG_RULE_ATTR_MAX,
nla_data(nl_reg_rule), nla_len(nl_reg_rule),
reg_rule_policy);
r = nla_parse_nested(tb, NL80211_REG_RULE_ATTR_MAX,
nl_reg_rule, reg_rule_policy);
if (r)
goto bad_reg;
r = parse_reg_rule(tb, &rd->reg_rules[rule_idx]);
......@@ -6398,8 +6396,8 @@ static int parse_bss_select(struct nlattr *nla, struct wiphy *wiphy,
if (!nla_ok(nest, nla_len(nest)))
return -EINVAL;
err = nla_parse(attr, NL80211_BSS_SELECT_ATTR_MAX, nla_data(nest),
nla_len(nest), nl80211_bss_select_policy);
err = nla_parse_nested(attr, NL80211_BSS_SELECT_ATTR_MAX, nest,
nl80211_bss_select_policy);
if (err)
return err;
......@@ -6789,9 +6787,8 @@ nl80211_parse_sched_scan_plans(struct wiphy *wiphy, int n_plans,
if (WARN_ON(i >= n_plans))
return -EINVAL;
err = nla_parse(plan, NL80211_SCHED_SCAN_PLAN_MAX,
nla_data(attr), nla_len(attr),
nl80211_plan_policy);
err = nla_parse_nested(plan, NL80211_SCHED_SCAN_PLAN_MAX,
attr, nl80211_plan_policy);
if (err)
return err;
......@@ -6880,9 +6877,9 @@ nl80211_parse_sched_scan(struct wiphy *wiphy, struct wireless_dev *wdev,
tmp) {
struct nlattr *rssi;
err = nla_parse(tb, NL80211_SCHED_SCAN_MATCH_ATTR_MAX,
nla_data(attr), nla_len(attr),
nl80211_match_policy);
err = nla_parse_nested(tb,
NL80211_SCHED_SCAN_MATCH_ATTR_MAX,
attr, nl80211_match_policy);
if (err)
return ERR_PTR(err);
/* add other standalone attributes here */
......@@ -7053,9 +7050,9 @@ nl80211_parse_sched_scan(struct wiphy *wiphy, struct wireless_dev *wdev,
tmp) {
struct nlattr *ssid, *rssi;
err = nla_parse(tb, NL80211_SCHED_SCAN_MATCH_ATTR_MAX,
nla_data(attr), nla_len(attr),
nl80211_match_policy);
err = nla_parse_nested(tb,
NL80211_SCHED_SCAN_MATCH_ATTR_MAX,
attr, nl80211_match_policy);
if (err)
goto out_free;
ssid = tb[NL80211_SCHED_SCAN_MATCH_ATTR_SSID];
......@@ -9755,9 +9752,8 @@ static int nl80211_parse_wowlan_tcp(struct cfg80211_registered_device *rdev,
if (!rdev->wiphy.wowlan->tcp)
return -EINVAL;
err = nla_parse(tb, MAX_NL80211_WOWLAN_TCP,
nla_data(attr), nla_len(attr),
nl80211_wowlan_tcp_policy);
err = nla_parse_nested(tb, MAX_NL80211_WOWLAN_TCP, attr,
nl80211_wowlan_tcp_policy);
if (err)
return err;
......@@ -9902,9 +9898,7 @@ static int nl80211_parse_wowlan_nd(struct cfg80211_registered_device *rdev,
goto out;
}
err = nla_parse(tb, NL80211_ATTR_MAX,
nla_data(attr), nla_len(attr),
nl80211_policy);
err = nla_parse_nested(tb, NL80211_ATTR_MAX, attr, nl80211_policy);
if (err)
goto out;
......@@ -9938,10 +9932,9 @@ static int nl80211_set_wowlan(struct sk_buff *skb, struct genl_info *info)
goto set_wakeup;
}
err = nla_parse(tb, MAX_NL80211_WOWLAN_TRIG,
nla_data(info->attrs[NL80211_ATTR_WOWLAN_TRIGGERS]),
nla_len(info->attrs[NL80211_ATTR_WOWLAN_TRIGGERS]),
nl80211_wowlan_policy);
err = nla_parse_nested(tb, MAX_NL80211_WOWLAN_TRIG,
info->attrs[NL80211_ATTR_WOWLAN_TRIGGERS],
nl80211_wowlan_policy);
if (err)
return err;
......@@ -10023,8 +10016,8 @@ static int nl80211_set_wowlan(struct sk_buff *skb, struct genl_info *info)
rem) {
u8 *mask_pat;
nla_parse(pat_tb, MAX_NL80211_PKTPAT, nla_data(pat),
nla_len(pat), NULL);
nla_parse_nested(pat_tb, MAX_NL80211_PKTPAT, pat,
NULL);
err = -EINVAL;
if (!pat_tb[NL80211_PKTPAT_MASK] ||
!pat_tb[NL80211_PKTPAT_PATTERN])
......@@ -10234,8 +10227,8 @@ static int nl80211_parse_coalesce_rule(struct cfg80211_registered_device *rdev,
int rem, pat_len, mask_len, pkt_offset, n_patterns = 0;
struct nlattr *pat_tb[NUM_NL80211_PKTPAT];
err = nla_parse(tb, NL80211_ATTR_COALESCE_RULE_MAX, nla_data(rule),
nla_len(rule), nl80211_coalesce_policy);
err = nla_parse_nested(tb, NL80211_ATTR_COALESCE_RULE_MAX, rule,
nl80211_coalesce_policy);
if (err)
return err;
......@@ -10273,8 +10266,7 @@ static int nl80211_parse_coalesce_rule(struct cfg80211_registered_device *rdev,
rem) {
u8 *mask_pat;
nla_parse(pat_tb, MAX_NL80211_PKTPAT, nla_data(pat),
nla_len(pat), NULL);
nla_parse_nested(pat_tb, MAX_NL80211_PKTPAT, pat, NULL);
if (!pat_tb[NL80211_PKTPAT_MASK] ||
!pat_tb[NL80211_PKTPAT_PATTERN])
return -EINVAL;
......@@ -10393,10 +10385,9 @@ static int nl80211_set_rekey_data(struct sk_buff *skb, struct genl_info *info)
if (!info->attrs[NL80211_ATTR_REKEY_DATA])
return -EINVAL;
err = nla_parse(tb, MAX_NL80211_REKEY_DATA,
nla_data(info->attrs[NL80211_ATTR_REKEY_DATA]),
nla_len(info->attrs[NL80211_ATTR_REKEY_DATA]),
nl80211_rekey_policy);
err = nla_parse_nested(tb, MAX_NL80211_REKEY_DATA,
info->attrs[NL80211_ATTR_REKEY_DATA],
nl80211_rekey_policy);
if (err)
return err;
......@@ -10705,10 +10696,9 @@ static int nl80211_nan_add_func(struct sk_buff *skb,
wdev->owner_nlportid != info->snd_portid)
return -ENOTCONN;
err = nla_parse(tb, NL80211_NAN_FUNC_ATTR_MAX,
nla_data(info->attrs[NL80211_ATTR_NAN_FUNC]),
nla_len(info->attrs[NL80211_ATTR_NAN_FUNC]),
nl80211_nan_func_policy);
err = nla_parse_nested(tb, NL80211_NAN_FUNC_ATTR_MAX,
info->attrs[NL80211_ATTR_NAN_FUNC],
nl80211_nan_func_policy);
if (err)
return err;
......@@ -10803,10 +10793,9 @@ static int nl80211_nan_add_func(struct sk_buff *skb,
if (tb[NL80211_NAN_FUNC_SRF]) {
struct nlattr *srf_tb[NUM_NL80211_NAN_SRF_ATTR];
err = nla_parse(srf_tb, NL80211_NAN_SRF_ATTR_MAX,
nla_data(tb[NL80211_NAN_FUNC_SRF]),
nla_len(tb[NL80211_NAN_FUNC_SRF]),
nl80211_nan_srf_policy);
err = nla_parse_nested(srf_tb, NL80211_NAN_SRF_ATTR_MAX,
tb[NL80211_NAN_FUNC_SRF],
nl80211_nan_srf_policy);
if (err)
goto out;
......
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