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qcacmn: Allocate TLV for KCK based on KCK length

Bläddra i källkod 
For roam auth vendor event to userspace, currently
16bytes of static memory is allocated for KCK. However,
latest security AKMs have higher KCK length.

Allocate the TLV based on the KCK length received from
firmware.

Change-Id: I2a869989a263f141a9b24a1fb9a97eb34889ac19
CRs-Fixed: 3346092
This commit is contained in:
Surya Prakash Sivaraj
2022-12-16 18:21:26 +05:30
committad av Madan Koyyalamudi
förälder f1dd81866f
incheckning 06469b874f
1 ändrade filer med 7 tillägg och 4 borttagningar
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11
os_if/linux/mlme/src/osif_cm_roam_rsp.c
Visa fil

@@ -509,7 +509,7 @@ static int osif_send_roam_auth_event(struct wlan_objmgr_vdev *vdev,
(ETH_ALEN * num_of_links) +
req_ie_len + resp_ie_len +
sizeof(uint8_t) + REPLAY_CTR_LEN +
KCK_KEY_LEN + roaming_info->kek_len +
roaming_info->kck_len + roaming_info->kek_len +
sizeof(uint16_t) + sizeof(uint8_t) +
(9 * NLMSG_HDRLEN) + fils_params_len,
QCA_NL80211_VENDOR_SUBCMD_KEY_MGMT_ROAM_AUTH_INDEX,
@@ -520,7 +520,7 @@ static int osif_send_roam_auth_event(struct wlan_objmgr_vdev *vdev,
ETH_ALEN + req_ie_len +
resp_ie_len +
sizeof(uint8_t) + REPLAY_CTR_LEN +
KCK_KEY_LEN + roaming_info->kek_len +
roaming_info->kck_len + roaming_info->kek_len +
sizeof(uint16_t) + sizeof(uint8_t) +
(9 * NLMSG_HDRLEN) + fils_params_len,
QCA_NL80211_VENDOR_SUBCMD_KEY_MGMT_ROAM_AUTH_INDEX,
@@ -571,6 +571,7 @@ static int osif_send_roam_auth_event(struct wlan_objmgr_vdev *vdev,
goto nla_put_failure;
}
if (roaming_info->kek_len > MAX_KEK_LENGTH ||
roaming_info->kck_len > MAX_KCK_LEN ||
nla_put(skb,
QCA_WLAN_VENDOR_ATTR_ROAM_AUTH_PTK_KCK,
roaming_info->kck_len, roaming_info->kck) ||
@@ -599,8 +600,10 @@ static int osif_send_roam_auth_event(struct wlan_objmgr_vdev *vdev,
* into power save state.
*/
osif_cm_save_gtk(vdev, rsp);
osif_debug("roam_info_ptr->replay_ctr 0x%llx",
*((uint64_t *)roaming_info->replay_ctr));
osif_debug("replay_ctr 0x%llx kck %d kek %d",
*((uint64_t *)roaming_info->replay_ctr),
roaming_info->kck_len,
roaming_info->kek_len);
} else {
osif_debug("No Auth Params TLV's");