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eapol: Generate new snonce on new 4-Way Handshake

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Make sure that we handle PTK rekeying.
This commit is contained in:
Andrew Zaborowski 2015-05-06 01:48:37 +02:00 committed by Denis Kenzior
parent 1d0afbc44c
commit 0ea28ba5ad
1 changed files with 6 additions and 8 deletions
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14
src/eapol.c
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@ -664,16 +664,14 @@ static void eapol_handle_ptk_1_of_4(uint32_t ifindex, struct eapol_sm *sm,
return; return;
} }
if (!sm->have_snonce) { if (!get_nonce(sm->snonce)) {
if (!get_nonce(sm->snonce)) { handshake_failed(ifindex, sm, MPDU_REASON_CODE_UNSPECIFIED);
handshake_failed(ifindex, sm, return;
MPDU_REASON_CODE_UNSPECIFIED);
return;
}
sm->have_snonce = true;
} }
sm->have_snonce = true;
sm->ptk_complete = false;
memcpy(sm->anonce, ek->key_nonce, sizeof(ek->key_nonce)); memcpy(sm->anonce, ek->key_nonce, sizeof(ek->key_nonce));
crypto_derive_pairwise_ptk(sm->pmk, sm->spa, sm->aa, crypto_derive_pairwise_ptk(sm->pmk, sm->spa, sm->aa,