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UPSTREAM: wifi: nl80211: fix some attribute policy entries

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The new NL80211_CMD_ADD_LINK_STA and NL80211_CMD_MODIFY_LINK_STA
commands have strict policy validation, so fix the policy so it
can be validated correctly.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>

Bug: 253289327
Change-Id: I90e12da0a5e16361e57c4fc641795649f7f904ce
(cherry picked from commit ff5c4dc4cd78ae88e52f0eaa757c0d8fd222ccfd)
Signed-off-by: Kiran Kumar Lokere <quic_klokere@quicinc.com>
Signed-off-by: Veerendranath Jakkam <quic_vjakkam@quicinc.com>
This commit is contained in:
Johannes Berg
2022-07-12 17:33:13 +02:00
committed by Todd Kjos
parent 9e73ea479d
commit 2c60081d52
1 changed files with 9 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
net/wireless/nl80211.c
View File

@@ -456,6 +456,12 @@ nl80211_mbssid_config_policy[NL80211_MBSSID_CONFIG_ATTR_MAX + 1] = {
[NL80211_MBSSID_CONFIG_ATTR_EMA] = { .type = NLA_FLAG },
};
static const struct nla_policy
nl80211_sta_wme_policy[NL80211_STA_WME_MAX + 1] = {
[NL80211_STA_WME_UAPSD_QUEUES] = { .type = NLA_U8 },
[NL80211_STA_WME_MAX_SP] = { .type = NLA_U8 },
};
static const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = {
[0] = { .strict_start_type = NL80211_ATTR_HE_OBSS_PD },
[NL80211_ATTR_WIPHY] = { .type = NLA_U32 },
@@ -560,9 +566,8 @@ static const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = {
[NL80211_ATTR_USE_MFP] = NLA_POLICY_RANGE(NLA_U32,
NL80211_MFP_NO,
NL80211_MFP_OPTIONAL),
[NL80211_ATTR_STA_FLAGS2] = {
.len = sizeof(struct nl80211_sta_flag_update),
},
[NL80211_ATTR_STA_FLAGS2] =
NLA_POLICY_EXACT_LEN_WARN(sizeof(struct nl80211_sta_flag_update)),
[NL80211_ATTR_CONTROL_PORT] = { .type = NLA_FLAG },
[NL80211_ATTR_CONTROL_PORT_ETHERTYPE] = { .type = NLA_U16 },
[NL80211_ATTR_CONTROL_PORT_NO_ENCRYPT] = { .type = NLA_FLAG },
@@ -615,6 +620,7 @@ static const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = {
NLA_POLICY_VALIDATE_FN(NLA_BINARY, validate_ie_attr,
IEEE80211_MAX_DATA_LEN),
[NL80211_ATTR_ROAM_SUPPORT] = { .type = NLA_FLAG },
[NL80211_ATTR_STA_WME] = NLA_POLICY_NESTED(nl80211_sta_wme_policy),
[NL80211_ATTR_SCHED_SCAN_MATCH] = { .type = NLA_NESTED },
[NL80211_ATTR_TX_NO_CCK_RATE] = { .type = NLA_FLAG },
[NL80211_ATTR_TDLS_ACTION] = { .type = NLA_U8 },
@@ -6779,12 +6785,6 @@ static struct net_device *get_vlan(struct genl_info *info,
return ERR_PTR(ret);
}
static const struct nla_policy
nl80211_sta_wme_policy[NL80211_STA_WME_MAX + 1] = {
[NL80211_STA_WME_UAPSD_QUEUES] = { .type = NLA_U8 },
[NL80211_STA_WME_MAX_SP] = { .type = NLA_U8 },
};
static int nl80211_parse_sta_wme(struct genl_info *info,
struct station_parameters *params)
{