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-rw-r--r--drivers/net/wireless/iwlwifi/iwl-tx.c27
1 files changed, 17 insertions, 10 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-tx.c b/drivers/net/wireless/iwlwifi/iwl-tx.c
index ff879d46624..78b1a7a4ca4 100644
--- a/drivers/net/wireless/iwlwifi/iwl-tx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-tx.c
@@ -402,12 +402,11 @@ static int iwl_hw_tx_queue_init(struct iwl_priv *priv,
/**
* iwl_tx_queue_init - Allocate and initialize one tx/cmd queue
*/
-static int iwl_tx_queue_init(struct iwl_priv *priv,
- struct iwl_tx_queue *txq,
+static int iwl_tx_queue_init(struct iwl_priv *priv, struct iwl_tx_queue *txq,
int slots_num, u32 txq_id)
{
int i, len;
- int rc = 0;
+ int ret;
/*
* Alloc buffer array for commands (Tx or other types of commands).
@@ -428,17 +427,14 @@ static int iwl_tx_queue_init(struct iwl_priv *priv,
txq->cmd[i] = kmalloc(len, GFP_KERNEL);
if (!txq->cmd[i])
- return -ENOMEM;
+ goto err;
}
/* Alloc driver data array and TFD circular buffer */
- rc = iwl_tx_queue_alloc(priv, txq, txq_id);
- if (rc) {
- for (i = 0; i < slots_num; i++)
- kfree(txq->cmd[i]);
+ ret = iwl_tx_queue_alloc(priv, txq, txq_id);
+ if (ret)
+ goto err;
- return -ENOMEM;
- }
txq->need_update = 0;
/* TFD_QUEUE_SIZE_MAX must be power-of-two size, otherwise
@@ -452,6 +448,17 @@ static int iwl_tx_queue_init(struct iwl_priv *priv,
iwl_hw_tx_queue_init(priv, txq);
return 0;
+err:
+ for (i = 0; i < slots_num; i++) {
+ kfree(txq->cmd[i]);
+ txq->cmd[i] = NULL;
+ }
+
+ if (txq_id == IWL_CMD_QUEUE_NUM) {
+ kfree(txq->cmd[slots_num]);
+ txq->cmd[slots_num] = NULL;
+ }
+ return -ENOMEM;
}
/**
* iwl_hw_txq_ctx_free - Free TXQ Context