diff options
| author | Johannes Berg <johannes@sipsolutions.net> | 2009-10-29 10:43:48 +0300 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2009-11-02 23:39:41 +0300 |
| commit | 9aa4aee30f4d155fc91abbaecfef9b3bb759699e (patch) | |
| tree | 219f55843fdc548e8def51daa8ffbdb3ae4dc180 /net/mac80211/tx.c | |
| parent | 86c34fe89e9cad9e1ba4d1a8bbf98259035f4caf (diff) | |
| download | linux-9aa4aee30f4d155fc91abbaecfef9b3bb759699e.tar.xz | |
mac80211: make CALL_TXH a statement
The multi-line code in this macro wasn't wrapped
in do {} while (0) so we cannot use it in an if()
branch safely in the future -- fix that.
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/tx.c')
| -rw-r--r-- | net/mac80211/tx.c | 34 |
1 files changed, 18 insertions, 16 deletions
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 844609c23268..c7dc8ccff5b2 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -1200,23 +1200,25 @@ static int invoke_tx_handlers(struct ieee80211_tx_data *tx) struct sk_buff *skb = tx->skb; ieee80211_tx_result res = TX_DROP; -#define CALL_TXH(txh) \ - res = txh(tx); \ - if (res != TX_CONTINUE) \ - goto txh_done; - - CALL_TXH(ieee80211_tx_h_check_assoc) - CALL_TXH(ieee80211_tx_h_ps_buf) - CALL_TXH(ieee80211_tx_h_select_key) - CALL_TXH(ieee80211_tx_h_michael_mic_add) - CALL_TXH(ieee80211_tx_h_rate_ctrl) - CALL_TXH(ieee80211_tx_h_misc) - CALL_TXH(ieee80211_tx_h_sequence) - CALL_TXH(ieee80211_tx_h_fragment) +#define CALL_TXH(txh) \ + do { \ + res = txh(tx); \ + if (res != TX_CONTINUE) \ + goto txh_done; \ + } while (0) + + CALL_TXH(ieee80211_tx_h_check_assoc); + CALL_TXH(ieee80211_tx_h_ps_buf); + CALL_TXH(ieee80211_tx_h_select_key); + CALL_TXH(ieee80211_tx_h_michael_mic_add); + CALL_TXH(ieee80211_tx_h_rate_ctrl); + CALL_TXH(ieee80211_tx_h_misc); + CALL_TXH(ieee80211_tx_h_sequence); + CALL_TXH(ieee80211_tx_h_fragment); /* handlers after fragment must be aware of tx info fragmentation! */ - CALL_TXH(ieee80211_tx_h_stats) - CALL_TXH(ieee80211_tx_h_encrypt) - CALL_TXH(ieee80211_tx_h_calculate_duration) + CALL_TXH(ieee80211_tx_h_stats); + CALL_TXH(ieee80211_tx_h_encrypt); + CALL_TXH(ieee80211_tx_h_calculate_duration); #undef CALL_TXH txh_done: |