zd1211rw: Replace ZD_CS_MULTICAST with ZD_CS_NO_ACK

According to my tests, all that ZD_CS_MULTICAST does is to
disable retrying/waiting for an ACK. Reflect this by renaming
the bit to ZD_CS_NO_ACK and setting it based on
IEEE80211_TX_CTL_NO_ACK, instead of is_multicast_ether_addr.

Signed-off-by: Gábor Stefanik <netrolller.3d@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

2 files changed, 4 insertions, 4 deletions

diff --git a/drivers/net/wireless/zd1211rw/zd_mac.c b/drivers/net/wireless/zd1211rw/zd_mac.c
index 6bdb1704083b..40b07b988224 100644
--- a/drivers/net/wireless/zd1211rw/zd_mac.c
+++ b/drivers/net/wireless/zd1211rw/zd_mac.c
@@ -420,9 +420,9 @@ static void cs_set_control(struct zd_mac *mac, struct zd_ctrlset *cs,
         if (info->flags & IEEE80211_TX_CTL_FIRST_FRAGMENT)
                 cs->control |= ZD_CS_NEED_RANDOM_BACKOFF;
 
-        /* Multicast */
-        if (is_multicast_ether_addr(header->addr1))
-                cs->control |= ZD_CS_MULTICAST;
+        /* No ACK expected (multicast, etc.) */
+        if (info->flags & IEEE80211_TX_CTL_NO_ACK)
+                cs->control |= ZD_CS_NO_ACK;
 
         /* PS-POLL */
         if (ieee80211_is_pspoll(header->frame_control))
diff --git a/drivers/net/wireless/zd1211rw/zd_mac.h b/drivers/net/wireless/zd1211rw/zd_mac.h
index 4c05d3ee4c37..7c2759118d13 100644
--- a/drivers/net/wireless/zd1211rw/zd_mac.h
+++ b/drivers/net/wireless/zd1211rw/zd_mac.h
@@ -87,7 +87,7 @@ struct zd_ctrlset {
 
 /* zd_ctrlset control field */
 #define ZD_CS_NEED_RANDOM_BACKOFF       0x01
-#define ZD_CS_MULTICAST                 0x02
+#define ZD_CS_NO_ACK                    0x02
 
 #define ZD_CS_FRAME_TYPE_MASK           0x0c
 #define ZD_CS_DATA_FRAME                0x00