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mac80211: remove TKIP debug

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The TKIP code hasn't been changed in a very long
time, so it seems unlikely that anyone really has
a need for the TKIP debug code. Remove it.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg
2012-06-22 11:26:47 +02:00
parent c2ebea2097
commit 17efdc4ab8
2 changed files with 1 additions and 53 deletions
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43
net/mac80211/tkip.c
View File

@@ -260,16 +260,6 @@ int ieee80211_tkip_decrypt_data(struct crypto_cipher *tfm,
keyid = pos[3];
iv32 = get_unaligned_le32(pos + 4);
pos += 8;
#ifdef CONFIG_MAC80211_TKIP_DEBUG
{
int i;
pr_debug("TKIP decrypt: data(len=%zd)", payload_len);
for (i = 0; i < payload_len; i++)
printk(" %02x", payload[i]);
printk("\n");
pr_debug("TKIP decrypt: iv16=%04x iv32=%08x\n", iv16, iv32);
}
#endif
if (!(keyid & (1 << 5)))
return TKIP_DECRYPT_NO_EXT_IV;
@@ -280,15 +270,8 @@ int ieee80211_tkip_decrypt_data(struct crypto_cipher *tfm,
if (key->u.tkip.rx[queue].state != TKIP_STATE_NOT_INIT &&
(iv32 < key->u.tkip.rx[queue].iv32 ||
(iv32 == key->u.tkip.rx[queue].iv32 &&
iv16 <= key->u.tkip.rx[queue].iv16))) {
#ifdef CONFIG_MAC80211_TKIP_DEBUG
pr_debug("TKIP replay detected for RX frame from %pM (RX IV (%04x,%02x) <= prev. IV (%04x,%02x)\n",
ta, iv32, iv16,
key->u.tkip.rx[queue].iv32,
key->u.tkip.rx[queue].iv16);
#endif
iv16 <= key->u.tkip.rx[queue].iv16)))
return TKIP_DECRYPT_REPLAY;
}
if (only_iv) {
res = TKIP_DECRYPT_OK;
@@ -300,21 +283,6 @@ int ieee80211_tkip_decrypt_data(struct crypto_cipher *tfm,
key->u.tkip.rx[queue].iv32 != iv32) {
/* IV16 wrapped around - perform TKIP phase 1 */
tkip_mixing_phase1(tk, &key->u.tkip.rx[queue], ta, iv32);
#ifdef CONFIG_MAC80211_TKIP_DEBUG
{
int i;
u8 key_offset = NL80211_TKIP_DATA_OFFSET_ENCR_KEY;
pr_debug("TKIP decrypt: Phase1 TA=%pM TK=", ta);
for (i = 0; i < 16; i++)
printk("%02x ",
key->conf.key[key_offset + i]);
printk("\n");
pr_debug("TKIP decrypt: P1K=");
for (i = 0; i < 5; i++)
printk("%04x ", key->u.tkip.rx[queue].p1k[i]);
printk("\n");
}
#endif
}
if (key->local->ops->update_tkip_key &&
key->flags & KEY_FLAG_UPLOADED_TO_HARDWARE &&
@@ -330,15 +298,6 @@ int ieee80211_tkip_decrypt_data(struct crypto_cipher *tfm,
}
tkip_mixing_phase2(tk, &key->u.tkip.rx[queue], iv16, rc4key);
#ifdef CONFIG_MAC80211_TKIP_DEBUG
{
int i;
pr_debug("TKIP decrypt: Phase2 rc4key=");
for (i = 0; i < 16; i++)
printk("%02x ", rc4key[i]);
printk("\n");
}
#endif
res = ieee80211_wep_decrypt_data(tfm, rc4key, 16, pos, payload_len - 12);
done: