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fix(esp_wifi): Correct igtk key installation in ft

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This commit is contained in:
Kapil Gupta
2026-06-03 08:53:46 +05:30
parent ee92b559f0
commit e862096a56
1 changed files with 21 additions and 8 deletions
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components/wpa_supplicant/src/rsn_supp/wpa_ft.c
+21 -8
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@@ -695,7 +695,6 @@ static int wpa_ft_process_igtk_subelem(struct wpa_sm *sm, const u8 *igtk_elem,
size_t igtk_elem_len)
{
u8 igtk[WPA_IGTK_LEN];
wifi_wpa_igtk_t *_igtk = (wifi_wpa_igtk_t*)igtk_elem;
if (sm->mgmt_group_cipher != WPA_CIPHER_AES_128_CMAC)
return 0;
@@ -731,17 +730,31 @@ static int wpa_ft_process_igtk_subelem(struct wpa_sm *sm, const u8 *igtk_elem,
wpa_hexdump_key(MSG_DEBUG, "FT: IGTK from Reassoc Resp ", igtk,
WPA_IGTK_LEN);
#ifdef ESP_SUPPLICANT
if (esp_wifi_set_igtk_internal(WIFI_IF_STA, (wifi_wpa_igtk_t *)_igtk) < 0) {
#else
keyidx = WPA_GET_LE16(igtk_elem);
if (wpa_sm_set_key(&(sm->install_gtk), WIFI_WPA_ALG_IGTK, sm->bssid, keyidx, 0,
(u8 *)(igtk_elem + 2), 6, igtk, WPA_IGTK_LEN, sm->key_entry_valid) < 0) {
#endif
wifi_wpa_igtk_t igtk_drv;
os_memset(&igtk_drv, 0, sizeof(igtk_drv));
os_memcpy(igtk_drv.keyid, igtk_elem, 2);
os_memcpy(igtk_drv.pn, igtk_elem + 2, 6);
os_memcpy(igtk_drv.igtk, igtk, WPA_IGTK_LEN);
if (esp_wifi_set_igtk_internal(WIFI_IF_STA, &igtk_drv) < 0) {
forced_memzero(&igtk_drv, sizeof(igtk_drv));
forced_memzero(igtk, sizeof(igtk));
wpa_printf(MSG_WARNING, "WPA: Failed to set IGTK to the "
"driver.");
return -1;
}
forced_memzero(&igtk_drv, sizeof(igtk_drv));
#else
keyidx = WPA_GET_LE16(igtk_elem);
if (wpa_sm_set_key(&(sm->install_gtk), WIFI_WPA_ALG_IGTK, sm->bssid, keyidx, 0,
(u8 *)(igtk_elem + 2), 6, igtk, WPA_IGTK_LEN, sm->key_entry_valid) < 0) {
forced_memzero(igtk, sizeof(igtk));
wpa_printf(MSG_WARNING, "WPA: Failed to set IGTK to the "
"driver.");
return -1;
}
#endif
forced_memzero(igtk, sizeof(igtk));
return 0;
}
#endif /* CONFIG_IEEE80211W */