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MLD STA: Use MLD addresses for sending non-Public Action frames

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The Linux kernel expects to use the AP MLD address as destination and
BSSID addresses for non-Public Action frames when the current
association is MLO capable. Use the MLD addresses to support this.

Signed-off-by: Veerendranath Jakkam <quic_vjakkam@quicinc.com>
This commit is contained in:
Veerendranath Jakkam 2022-10-19 19:44:09 +05:30 • committed by Jouni Malinen
parent 17ae988736
commit 496a1ced16
2 changed files with 44 additions and 14 deletions
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18
wpa_supplicant/driver_i.h
View file

@ -406,20 +406,10 @@ static inline int wpa_drv_set_supp_port(struct wpa_supplicant *wpa_s,
return 0; return 0;
} }
static inline int wpa_drv_send_action(struct wpa_supplicant *wpa_s, int wpa_drv_send_action(struct wpa_supplicant *wpa_s, unsigned int freq,
unsigned int freq, unsigned int wait, const u8 *dst, const u8 *src,
unsigned int wait, const u8 *bssid, const u8 *data, size_t data_len,
const u8 *dst, const u8 *src, int no_cck);
const u8 *bssid,
const u8 *data, size_t data_len,
int no_cck)
{
if (wpa_s->driver->send_action)
return wpa_s->driver->send_action(wpa_s->drv_priv, freq,
wait, dst, src, bssid,
data, data_len, no_cck);
return -1;
}
static inline void wpa_drv_send_action_cancel_wait(struct wpa_supplicant *wpa_s) static inline void wpa_drv_send_action_cancel_wait(struct wpa_supplicant *wpa_s)
{ {

40
wpa_supplicant/wpa_supplicant.c
View file

@ -8869,3 +8869,43 @@ wpa_drv_get_scan_results2(struct wpa_supplicant *wpa_s)
return scan_res; return scan_res;
} }
static bool wpas_ap_link_address(struct wpa_supplicant *wpa_s, const u8 *addr)
{
int i;
if (!wpa_s->valid_links)
return false;
for (i = 0; i < MAX_NUM_MLD_LINKS; i++) {
if (!(wpa_s->valid_links & BIT(i)))
continue;
if (os_memcmp(wpa_s->links[i].bssid, addr, ETH_ALEN) == 0)
return true;
}
return false;
}
int wpa_drv_send_action(struct wpa_supplicant *wpa_s, unsigned int freq,
unsigned int wait, const u8 *dst, const u8 *src,
const u8 *bssid, const u8 *data, size_t data_len,
int no_cck)
{
if (!wpa_s->driver->send_action)
return -1;
if (data_len > 0 && data[0] != WLAN_ACTION_PUBLIC) {
if (wpas_ap_link_address(wpa_s, dst))
dst = wpa_s->ap_mld_addr;
if (wpas_ap_link_address(wpa_s, bssid))
bssid = wpa_s->ap_mld_addr;
}
return wpa_s->driver->send_action(wpa_s->drv_priv, freq, wait, dst, src,
bssid, data, data_len, no_cck);
}