mac80211: use CMAC_PN_LEN
Instead of hardcoding its value (6), use the constant.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
diff --git a/net/mac80211/key.c b/net/mac80211/key.c
index d27e61a..0f18ef5 100644
--- a/net/mac80211/key.c
+++ b/net/mac80211/key.c
@@ -372,8 +372,9 @@
key->conf.iv_len = 0;
key->conf.icv_len = sizeof(struct ieee80211_mmie);
if (seq)
- for (j = 0; j < 6; j++)
- key->u.aes_cmac.rx_pn[j] = seq[6 - j - 1];
+ for (j = 0; j < CMAC_PN_LEN; j++)
+ key->u.aes_cmac.rx_pn[j] =
+ seq[CMAC_PN_LEN - j - 1];
/*
* Initialize AES key state here as an optimization so that
* it does not need to be initialized for every packet.