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authorJohannes Berg <johannes.berg@intel.com>2012-11-14 23:15:11 +0100
committerJohannes Berg <johannes.berg@intel.com>2012-11-19 15:43:55 +0100
commit0f92732344e88023807342fef4c566e0660c2fd9 (patch)
tree6c22b92d74e6dc18fae1a1389bfcc532c886e65f /net/mac80211/key.c
parentmac80211: check add_chanctx callback before use in ieee80211_reconfig (diff)
downloadlinux-0f92732344e88023807342fef4c566e0660c2fd9.tar.xz
linux-0f92732344e88023807342fef4c566e0660c2fd9.zip
mac80211: use CMAC_PN_LEN
Instead of hardcoding its value (6), use the constant. Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/key.c')
-rw-r--r--net/mac80211/key.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/net/mac80211/key.c b/net/mac80211/key.c
index d27e61aaa71b..0f18ef59392d 100644
--- a/net/mac80211/key.c
+++ b/net/mac80211/key.c
@@ -372,8 +372,9 @@ struct ieee80211_key *ieee80211_key_alloc(u32 cipher, int idx, size_t key_len,
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.