From d6d1a5a7096172a1592115331a420630adf47f8c Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Mon, 25 Feb 2008 16:24:38 +0100 Subject: mac80211: clean up mesh RX path a bit more Moves another ifdef into the sta_info header file in favour of compiling more code even w/o CONFIG_MAC80211_MESH. Signed-off-by: Johannes Berg Cc: Luis Carlos Cobo Signed-off-by: John W. Linville --- net/mac80211/rx.c | 17 ++++++----------- net/mac80211/sta_info.h | 8 ++++++++ 2 files changed, 14 insertions(+), 11 deletions(-) (limited to 'net/mac80211') diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index d0018fc40b09..1ff1301ca3df 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -391,13 +391,14 @@ ieee80211_rx_h_passive_scan(struct ieee80211_txrx_data *rx) return RX_CONTINUE; } -#ifdef CONFIG_MAC80211_MESH -#define msh_h_get(h, l) ((struct ieee80211s_hdr *) ((u8 *)h + l)) static ieee80211_rx_result ieee80211_rx_mesh_check(struct ieee80211_txrx_data *rx) { int hdrlen = ieee80211_get_hdrlen(rx->fc); struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) rx->skb->data; + +#define msh_h_get(h, l) ((struct ieee80211s_hdr *) ((u8 *)h + l)) + if ((rx->fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_DATA) { if (!((rx->fc & IEEE80211_FCTL_FROMDS) && (rx->fc & IEEE80211_FCTL_TODS))) @@ -410,8 +411,9 @@ ieee80211_rx_mesh_check(struct ieee80211_txrx_data *rx) * establisment frame, beacon or probe, drop the frame. */ - if (!rx->sta || rx->sta->plink_state != ESTAB) { + if (!rx->sta || sta_plink_state(rx->sta) != ESTAB) { struct ieee80211_mgmt *mgmt; + if ((rx->fc & IEEE80211_FCTL_FTYPE) != IEEE80211_FTYPE_MGMT) return RX_DROP_MONITOR; @@ -434,17 +436,10 @@ ieee80211_rx_mesh_check(struct ieee80211_txrx_data *rx) is_broadcast_ether_addr(hdr->addr1) && mesh_rmc_check(hdr->addr4, msh_h_get(hdr, hdrlen), rx->dev)) return RX_DROP_MONITOR; - else - return RX_CONTINUE; -} #undef msh_h_get -#else -static inline ieee80211_rx_result -ieee80211_rx_mesh_check(struct ieee80211_txrx_data *rx) -{ + return RX_CONTINUE; } -#endif static ieee80211_rx_result diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h index 4ad500373d5a..4d0840b8c58e 100644 --- a/net/mac80211/sta_info.h +++ b/net/mac80211/sta_info.h @@ -235,6 +235,14 @@ struct sta_info { #endif }; +static inline enum plink_state sta_plink_state(struct sta_info *sta) +{ +#ifdef CONFIG_MAC80211_MESH + return sta->plink_state; +#endif + return LISTEN; +} + /* Maximum number of concurrently registered stations */ #define MAX_STA_COUNT 2007 -- cgit v1.2.2