diff options
| author | Tomas Winkler <tomas.winkler@intel.com> | 2008-10-14 12:32:49 -0700 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2008-10-31 19:00:31 -0400 |
| commit | b88b15dfbddc8837569c6dea49348791357de4aa (patch) | |
| tree | 968a639c4e592fd48cd16f2969c5e983f7dc898d /drivers/net/wireless/iwlwifi/iwl-tx.c | |
| parent | 499b1883038a7db2dcf8b64229f8533ce2c8f0fc (diff) | |
| download | lwn-b88b15dfbddc8837569c6dea49348791357de4aa.tar.gz lwn-b88b15dfbddc8837569c6dea49348791357de4aa.zip | |
iwlwifi: tx command must run on same tfd as packet
This patch makes clear that tx command is attached to the same tfd as
the tx packet
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-tx.c')
| -rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-tx.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-tx.c b/drivers/net/wireless/iwlwifi/iwl-tx.c index c3656c46f55f..6cf4a7c428dd 100644 --- a/drivers/net/wireless/iwlwifi/iwl-tx.c +++ b/drivers/net/wireless/iwlwifi/iwl-tx.c @@ -817,7 +817,7 @@ int iwl_tx_skb(struct iwl_priv *priv, struct sk_buff *skb) dma_addr_t phys_addr; dma_addr_t txcmd_phys; dma_addr_t scratch_phys; - u16 len, idx, len_org; + u16 len, len_org; u16 seq_number = 0; __le16 fc; u8 hdr_len, unicast; @@ -904,14 +904,13 @@ int iwl_tx_skb(struct iwl_priv *priv, struct sk_buff *skb) /* Set up first empty TFD within this queue's circular TFD buffer */ tfd = &txq->tfds[q->write_ptr]; memset(tfd, 0, sizeof(*tfd)); - idx = get_cmd_index(q, q->write_ptr, 0); /* Set up driver data for this TFD */ memset(&(txq->txb[q->write_ptr]), 0, sizeof(struct iwl_tx_info)); txq->txb[q->write_ptr].skb[0] = skb; /* Set up first empty entry in queue's array of Tx/cmd buffers */ - out_cmd = txq->cmd[idx]; + out_cmd = txq->cmd[q->write_ptr]; tx_cmd = &out_cmd->cmd.tx; memset(&out_cmd->hdr, 0, sizeof(out_cmd->hdr)); memset(tx_cmd, 0, sizeof(struct iwl_tx_cmd)); |