brcmfmac: reject too long PSK

nl80211 already allows specifying 48 bytes, but brcmfmac
only supports 32. Reject keys that are too long.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Acked-by: Arend van Spriel <arend.vanspriel@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Johannes Berg 2018-02-19 13:30:45 +01:00 committed by Kalle Valo
parent 2d6edad4b2
commit 64d1519edc

View File

@ -5124,6 +5124,9 @@ static int brcmf_cfg80211_set_pmk(struct wiphy *wiphy, struct net_device *dev,
if (WARN_ON(ifp->vif->profile.use_fwsup != BRCMF_PROFILE_FWSUP_1X))
return -EINVAL;
if (conf->pmk_len > BRCMF_WSEC_MAX_PSK_LEN)
return -ERANGE;
return brcmf_set_pmk(ifp, conf->pmk, conf->pmk_len);
}