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authorJohannes Berg <johannes.berg@intel.com>2011-02-24 14:42:06 +0100
committerJohn W. Linville <linville@tuxdriver.com>2011-02-25 15:32:34 -0500
commit7bb4568372856688bc070917265bce0b88bb7d4d (patch)
treee3ca3e7d233944bbc271c650c8b037c3a6652d98 /drivers/net/wireless/adm8211.c
parent43f12d47f0580e04e26c14c03cb19cea9687854e (diff)
mac80211: make tx() operation return void
The return value of the tx operation is commonly misused by drivers, leading to errors. All drivers will drop frames if they fail to TX the frame, and they must also properly manage the queues (if they didn't, mac80211 would already warn). Removing the ability for drivers to return a BUSY value also allows significant cleanups of the TX TX handling code in mac80211. Note that this also fixes a bug in ath9k_htc, the old "return -1" there was wrong. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Tested-by: Sedat Dilek <sedat.dilek@googlemail.com> [ath5k] Acked-by: Gertjan van Wingerde <gwingerde@gmail.com> [rt2x00] Acked-by: Larry Finger <Larry.Finger@lwfinger.net> [b43, rtl8187, rtlwifi] Acked-by: Luciano Coelho <coelho@ti.com> [wl12xx] Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/adm8211.c')
-rw-r--r--drivers/net/wireless/adm8211.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/net/wireless/adm8211.c b/drivers/net/wireless/adm8211.c
index f9aa1bc0a947..afe2cbc6cb24 100644
--- a/drivers/net/wireless/adm8211.c
+++ b/drivers/net/wireless/adm8211.c
@@ -1658,7 +1658,7 @@ static void adm8211_tx_raw(struct ieee80211_hw *dev, struct sk_buff *skb,
}
/* Put adm8211_tx_hdr on skb and transmit */
-static int adm8211_tx(struct ieee80211_hw *dev, struct sk_buff *skb)
+static void adm8211_tx(struct ieee80211_hw *dev, struct sk_buff *skb)
{
struct adm8211_tx_hdr *txhdr;
size_t payload_len, hdrlen;
@@ -1707,8 +1707,6 @@ static int adm8211_tx(struct ieee80211_hw *dev, struct sk_buff *skb)
txhdr->retry_limit = info->control.rates[0].count;
adm8211_tx_raw(dev, skb, plcp_signal, hdrlen);
-
- return NETDEV_TX_OK;
}
static int adm8211_alloc_rings(struct ieee80211_hw *dev)