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iwlagn: Fix a bug introduced by the HUGE command removal

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Since we don't have HUGE command any more, there is no point in adding 1
to the num of slots in the command queue. Doing so is buggy and might corrupt
memory.

Bug introduced by 4ce7cc2b09
iwlagn: support multiple TBs per command

Cc: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
This commit is contained in:
Emmanuel Grumbach 2011-06-21 11:03:01 -07:00 committed by Wey-Yi Guy
parent 3373b28e5a
commit 77e569edf5
1 changed files with 1 additions and 6 deletions
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7
drivers/net/wireless/iwlwifi/iwl-tx.c
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@ -535,12 +535,7 @@ int iwl_tx_queue_init(struct iwl_priv *priv, struct iwl_tx_queue *txq,
void iwl_tx_queue_reset(struct iwl_priv *priv, struct iwl_tx_queue *txq,
int slots_num, u32 txq_id)
{
int actual_slots = slots_num;
if (txq_id == priv->cmd_queue)
actual_slots++;
memset(txq->meta, 0, sizeof(struct iwl_cmd_meta) * actual_slots);
memset(txq->meta, 0, sizeof(struct iwl_cmd_meta) * slots_num);
txq->need_update = 0;