diff options
| -rw-r--r-- | net/mac80211/wep.c | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/net/mac80211/wep.c b/net/mac80211/wep.c index f27484c22b9..2ff6d1e3ed2 100644 --- a/net/mac80211/wep.c +++ b/net/mac80211/wep.c @@ -222,7 +222,7 @@ static int ieee80211_wep_decrypt(struct ieee80211_local *local, struct ieee80211_key *key) { u32 klen; - u8 *rc4key; + u8 rc4key[3 + WLAN_KEY_LEN_WEP104]; u8 keyidx; struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; unsigned int hdrlen; @@ -245,10 +245,6 @@ static int ieee80211_wep_decrypt(struct ieee80211_local *local, klen = 3 + key->conf.keylen; - rc4key = kmalloc(klen, GFP_ATOMIC); - if (!rc4key) - return -1; - /* Prepend 24-bit IV to RC4 key */ memcpy(rc4key, skb->data + hdrlen, 3); @@ -260,8 +256,6 @@ static int ieee80211_wep_decrypt(struct ieee80211_local *local, len)) ret = -1; - kfree(rc4key); - /* Trim ICV */ skb_trim(skb, skb->len - WEP_ICV_LEN); |