Commit 18379879 authored by Jeff Garzik's avatar Jeff Garzik
Browse files

net/ieee80211: fix more crypto-related build breakage 



Signed-off-by: default avatarJeff Garzik <jeff@garzik.org>
parent 9b6b0b81

net/ieee80211/ieee80211_crypt_tkip.c

+17 −2
Original line number Diff line number Diff line
@@ -93,7 +93,7 @@ static void *ieee80211_tkip_init(int key_idx) 
	if (IS_ERR(priv->tx_tfm_arc4)) {

		printk(KERN_DEBUG "ieee80211_crypt_tkip: could not allocate "

		       "crypto API arc4\n");

		priv->tfm_arc4 = NULL;

		priv->tx_tfm_arc4 = NULL;

		goto fail;

	}
@@ -102,6 +102,7 @@ static void *ieee80211_tkip_init(int key_idx) 
	if (IS_ERR(priv->tx_tfm_michael)) {

		printk(KERN_DEBUG "ieee80211_crypt_tkip: could not allocate "

		       "crypto API michael_mic\n");

		priv->tx_tfm_michael = NULL;

		goto fail;

	}
@@ -110,6 +111,7 @@ static void *ieee80211_tkip_init(int key_idx) 
	if (IS_ERR(priv->rx_tfm_arc4)) {

		printk(KERN_DEBUG "ieee80211_crypt_tkip: could not allocate "

		       "crypto API arc4\n");

		priv->rx_tfm_arc4 = NULL;

		goto fail;

	}
@@ -118,7 +120,7 @@ static void *ieee80211_tkip_init(int key_idx) 
	if (IS_ERR(priv->rx_tfm_michael)) {

		printk(KERN_DEBUG "ieee80211_crypt_tkip: could not allocate "

		       "crypto API michael_mic\n");

		priv->tfm_michael = NULL;

		priv->rx_tfm_michael = NULL;

		goto fail;

	}
@@ -392,6 +394,19 @@ static int ieee80211_tkip_encrypt(struct sk_buff *skb, int hdr_len, void *priv) 
	return crypto_blkcipher_encrypt(&desc, &sg, &sg, len + 4);

}



/*

 * deal with seq counter wrapping correctly.

 * refer to timer_after() for jiffies wrapping handling

 */

static inline int tkip_replay_check(u32 iv32_n, u16 iv16_n,

				    u32 iv32_o, u16 iv16_o)

{

	if ((s32)iv32_n - (s32)iv32_o < 0 ||

	    (iv32_n == iv32_o && iv16_n <= iv16_o))

		return 1;

	return 0;

}



static int ieee80211_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv)

{

	struct ieee80211_tkip_data *tkey = priv;

net/ieee80211/ieee80211_crypt_wep.c

+2 −1
Original line number Diff line number Diff line
@@ -50,7 +50,7 @@ static void *prism2_wep_init(int keyidx) 
	if (IS_ERR(priv->tx_tfm)) {

		printk(KERN_DEBUG "ieee80211_crypt_wep: could not allocate "

		       "crypto API arc4\n");

		priv->tfm = NULL;

		priv->tx_tfm = NULL;

		goto fail;

	}
@@ -58,6 +58,7 @@ static void *prism2_wep_init(int keyidx) 
	if (IS_ERR(priv->rx_tfm)) {

		printk(KERN_DEBUG "ieee80211_crypt_wep: could not allocate "

		       "crypto API arc4\n");

		priv->rx_tfm = NULL;

		goto fail;

	}

	/* start WEP IV from a random value */