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nl80211: Determine maximum number of supported AKMs

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Use the recently added attribute to determine whether the kernel
supports a larger number of AKM suites in various commands.

Signed-off-by: Veerendranath Jakkam <quic_vjakkam@quicinc.com>
This commit is contained in:
Veerendranath Jakkam 2022-02-20 07:21:56 +05:30 committed by Jouni Malinen
parent 48c620829c
commit 0ce1545dcb
4 changed files with 12 additions and 0 deletions
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3
src/drivers/driver.h
View file

@ -2182,6 +2182,9 @@ struct wpa_driver_capa {
/* Maximum number of supported CSA counters */
u16 max_csa_counters;
/* Maximum number of supported AKM suites in commands */
unsigned int max_num_akms;
};

7
src/drivers/driver_nl80211_capa.c
View file

@ -1087,6 +1087,10 @@ static int wiphy_info_handler(struct nl_msg *msg, void *arg)
if (tb[NL80211_ATTR_WIPHY_SELF_MANAGED_REG])
capa->flags |= WPA_DRIVER_FLAGS_SELF_MANAGED_REGULATORY;
if (tb[NL80211_ATTR_MAX_NUM_AKM_SUITES])
capa->max_num_akms =
nla_get_u16(tb[NL80211_ATTR_MAX_NUM_AKM_SUITES]);
return NL_SKIP;
}
@ -1165,6 +1169,9 @@ static int wpa_driver_nl80211_get_info(struct wpa_driver_nl80211_data *drv,
if (info->update_ft_ies_supported)
drv->capa.flags |= WPA_DRIVER_FLAGS_UPDATE_FT_IES;
if (!drv->capa.max_num_akms)
drv->capa.max_num_akms = NL80211_MAX_NR_AKM_SUITES;
return 0;
}

1
wpa_supplicant/wpa_supplicant.c
View file

@ -6771,6 +6771,7 @@ static int wpa_supplicant_init_iface(struct wpa_supplicant *wpa_s,
wpa_s->num_multichan_concurrent =
capa.num_multichan_concurrent;
wpa_s->wmm_ac_supported = capa.wmm_ac_supported;
wpa_s->max_num_akms = capa.max_num_akms;
if (capa.mac_addr_rand_scan_supported)
wpa_s->mac_addr_rand_supported |= MAC_ADDR_RAND_SCAN;

1
wpa_supplicant/wpa_supplicant_i.h
View file

@ -932,6 +932,7 @@ struct wpa_supplicant {
unsigned int max_match_sets;
unsigned int max_remain_on_chan;
unsigned int max_stations;
unsigned int max_num_akms;
int pending_mic_error_report;
int pending_mic_error_pairwise;