mac80211: remove unused status flag checks

The decryption code verifies whether or not
a given frame was decrypted and verified by
hardware. This is unnecessary, as the crypto
RX handler already does it long before the
decryption code is even invoked, so remove
that code to avoid confusion.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index ad2427021b26..4fdbed58ca2f 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -899,6 +899,9 @@ ieee80211_rx_h_decrypt(struct ieee80211_rx_data *rx)
 
         if (!is_multicast_ether_addr(hdr->addr1) && stakey) {
                 rx->key = stakey;
+                if ((status->flag & RX_FLAG_DECRYPTED) &&
+                    (status->flag & RX_FLAG_IV_STRIPPED))
+                        return RX_CONTINUE;
                 /* Skip decryption if the frame is not protected. */
                 if (!ieee80211_has_protected(fc))
                         return RX_CONTINUE;