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mka: Fix an incorrect update of participant->to_use_sak

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API ieee802_1x_mka_decode_dist_sak_body() wrongly puts
participant->to_use_sak to TRUE, if Distributed SAK Parameter Set of
length 0 is received. In MACsec PSK mode, this stale incorrect value can
create problems while re-establishing CA. In MACsec PSK mode, CA goes
down if interface goes down and ideally we should be able to
re-establish the CA once interface comes up.

Signed-off-by: Badrish Adiga H R <badrish.adigahr@gmail.com>
This commit is contained in:
Badrish Adiga H R 2017-01-06 17:47:51 +05:30 committed by Jouni Malinen
parent 00e0f0b010
commit 7faf403f9f
1 changed files with 1 additions and 1 deletions
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2
src/pae/ieee802_1x_kay.c
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@ -1559,7 +1559,7 @@ ieee802_1x_mka_decode_dist_sak_body(
ieee802_1x_cp_connect_authenticated(kay->cp);
ieee802_1x_cp_sm_step(kay->cp);
wpa_printf(MSG_WARNING, "KaY:The Key server advise no MACsec");
participant->to_use_sak = TRUE;
participant->to_use_sak = FALSE;
return 0;
}