diff options
author | Emmanuel Grumbach <emmanuel.grumbach@intel.com> | 2008-06-27 19:50:13 -0400 |
---|---|---|
committer | John W. Linville <linville@tuxdriver.com> | 2008-06-30 15:43:53 -0400 |
commit | 23976efedd5ecb420b87455787c537eb4aed1981 (patch) | |
tree | 902550e2716af5682de8219da1f228e13a5f0adb /net | |
parent | 1bcca3c463e4930cef9986b05165bb0b3eb46f63 (diff) |
mac80211: don't accept WEP keys other than WEP40 and WEP104
This patch makes mac80211 refuse a WEP key whose length is not WEP40 nor
WEP104.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net')
-rw-r--r-- | net/mac80211/wext.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/net/mac80211/wext.c b/net/mac80211/wext.c index 6106cb79060..e8404212ad5 100644 --- a/net/mac80211/wext.c +++ b/net/mac80211/wext.c | |||
@@ -95,6 +95,13 @@ static int ieee80211_set_encryption(struct net_device *dev, u8 *sta_addr, | |||
95 | } | 95 | } |
96 | } | 96 | } |
97 | 97 | ||
98 | if (alg == ALG_WEP && | ||
99 | key_len != LEN_WEP40 && key_len != LEN_WEP104) { | ||
100 | ieee80211_key_free(key); | ||
101 | err = -EINVAL; | ||
102 | goto out_unlock; | ||
103 | } | ||
104 | |||
98 | ieee80211_key_link(key, sdata, sta); | 105 | ieee80211_key_link(key, sdata, sta); |
99 | 106 | ||
100 | if (set_tx_key || (!sta && !sdata->default_key && key)) | 107 | if (set_tx_key || (!sta && !sdata->default_key && key)) |