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nl80211: only allow WEP keys during connect command

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This was already documented that way in nl80211.h, but the
parsing code still accepted other key types. Change it to
really only accept WEP keys as documented.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg 2016-09-13 16:10:02 +02:00
parent 42ee231cd1
commit 386b1f2738
1 changed files with 8 additions and 5 deletions
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13
net/wireless/nl80211.c
View file

@ -881,16 +881,19 @@ nl80211_parse_connkeys(struct cfg80211_registered_device *rdev,
parse.idx, false, NULL);
if (err)
goto error;
if (parse.p.cipher != WLAN_CIPHER_SUITE_WEP40 &&
parse.p.cipher != WLAN_CIPHER_SUITE_WEP104) {
err = -EINVAL;
goto error;
}
result->params[parse.idx].cipher = parse.p.cipher;
result->params[parse.idx].key_len = parse.p.key_len;
result->params[parse.idx].key = result->data[parse.idx];
memcpy(result->data[parse.idx], parse.p.key, parse.p.key_len);
if (parse.p.cipher == WLAN_CIPHER_SUITE_WEP40 ||
parse.p.cipher == WLAN_CIPHER_SUITE_WEP104) {
if (no_ht)
*no_ht = true;
}
/* must be WEP key if we got here */
if (no_ht)
*no_ht = true;
}
return result;