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| author | Johannes Berg <johannes@sipsolutions.net> | 2007-08-28 17:01:54 -0400 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-10-10 16:48:48 -0700 |
| commit | cf966838cd5596ca61d3e9949050442a943f6238 (patch) | |
| tree | fc5945ad6df812160b1f865ed29a6b1dc184b3c1 | |
| parent | eb063c1702a84d58eb4c05a032bbff6f1c29049d (diff) | |
| download | linux-cf966838cd5596ca61d3e9949050442a943f6238.tar.gz linux-cf966838cd5596ca61d3e9949050442a943f6238.tar.bz2 linux-cf966838cd5596ca61d3e9949050442a943f6238.zip | |
[MAC80211]: use switch statement in tx code
The transmit code needs to set the addresses depending on the
interface type, a likely() for AP/VLAN is quite wrong since
most people will be using STA; convert to a switch statement
to make it look nicer.
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Acked-by: Michael Wu <flamingice@sourmilk.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | net/mac80211/tx.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index c9b909d9498b..53efcf6f769c 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -1363,15 +1363,17 @@ int ieee80211_subif_start_xmit(struct sk_buff *skb, /* TODO: handling for 802.1x authorized/unauthorized port */ fc = IEEE80211_FTYPE_DATA | IEEE80211_STYPE_DATA; - if (likely(sdata->type == IEEE80211_IF_TYPE_AP || - sdata->type == IEEE80211_IF_TYPE_VLAN)) { + switch (sdata->type) { + case IEEE80211_IF_TYPE_AP: + case IEEE80211_IF_TYPE_VLAN: fc |= IEEE80211_FCTL_FROMDS; /* DA BSSID SA */ memcpy(hdr.addr1, skb->data, ETH_ALEN); memcpy(hdr.addr2, dev->dev_addr, ETH_ALEN); memcpy(hdr.addr3, skb->data + ETH_ALEN, ETH_ALEN); hdrlen = 24; - } else if (sdata->type == IEEE80211_IF_TYPE_WDS) { + break; + case IEEE80211_IF_TYPE_WDS: fc |= IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS; /* RA TA DA SA */ memcpy(hdr.addr1, sdata->u.wds.remote_addr, ETH_ALEN); @@ -1379,20 +1381,23 @@ int ieee80211_subif_start_xmit(struct sk_buff *skb, memcpy(hdr.addr3, skb->data, ETH_ALEN); memcpy(hdr.addr4, skb->data + ETH_ALEN, ETH_ALEN); hdrlen = 30; - } else if (sdata->type == IEEE80211_IF_TYPE_STA) { + break; + case IEEE80211_IF_TYPE_STA: fc |= IEEE80211_FCTL_TODS; /* BSSID SA DA */ memcpy(hdr.addr1, sdata->u.sta.bssid, ETH_ALEN); memcpy(hdr.addr2, skb->data + ETH_ALEN, ETH_ALEN); memcpy(hdr.addr3, skb->data, ETH_ALEN); hdrlen = 24; - } else if (sdata->type == IEEE80211_IF_TYPE_IBSS) { + break; + case IEEE80211_IF_TYPE_IBSS: /* DA SA BSSID */ memcpy(hdr.addr1, skb->data, ETH_ALEN); memcpy(hdr.addr2, skb->data + ETH_ALEN, ETH_ALEN); memcpy(hdr.addr3, sdata->u.sta.bssid, ETH_ALEN); hdrlen = 24; - } else { + break; + default: ret = 0; goto fail; } |