Re: [PATCH 3/3] net: stmmac: Make 'alloc_dma_[rt]x_desc_resources()' look even closer

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On 7/8/2017 9:46 AM, Christophe JAILLET wrote:
'alloc_dma_[rt]x_desc_resources()' functions look very close.
Remove a useless initialization and use the same label name for error
handling path in order to get them even closer.

Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>

Acked-by: Giuseppe Cavallaro <peppe.cavallaro@xxxxxx>

---
  drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 12 ++++++------
  1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 07d486a70118..1853f7ff6657 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -1449,7 +1449,7 @@ static void free_dma_rx_desc_resources(struct stmmac_priv *priv)
  static void free_dma_tx_desc_resources(struct stmmac_priv *priv)
  {
  	u32 tx_count = priv->plat->tx_queues_to_use;
-	u32 queue = 0;
+	u32 queue;
/* Free TX queue resources */
  	for (queue = 0; queue < tx_count; queue++) {
@@ -1561,13 +1561,13 @@ static int alloc_dma_tx_desc_resources(struct stmmac_priv *priv)
  						    sizeof(*tx_q->tx_skbuff_dma),
  						    GFP_KERNEL);
  		if (!tx_q->tx_skbuff_dma)
-			goto err_dma_buffers;
+			goto err_dma;
tx_q->tx_skbuff = kmalloc_array(DMA_TX_SIZE,
  						sizeof(struct sk_buff *),
  						GFP_KERNEL);
  		if (!tx_q->tx_skbuff)
-			goto err_dma_buffers;
+			goto err_dma;
if (priv->extend_desc) {
  			tx_q->dma_etx = dma_zalloc_coherent(priv->device,
@@ -1577,7 +1577,7 @@ static int alloc_dma_tx_desc_resources(struct stmmac_priv *priv)
  							    &tx_q->dma_tx_phy,
  							    GFP_KERNEL);
  			if (!tx_q->dma_etx)
-				goto err_dma_buffers;
+				goto err_dma;
  		} else {
  			tx_q->dma_tx = dma_zalloc_coherent(priv->device,
  							   DMA_TX_SIZE *
@@ -1586,13 +1586,13 @@ static int alloc_dma_tx_desc_resources(struct stmmac_priv *priv)
  							   &tx_q->dma_tx_phy,
  							   GFP_KERNEL);
  			if (!tx_q->dma_tx)
-				goto err_dma_buffers;
+				goto err_dma;
  		}
  	}
return 0; -err_dma_buffers:
+err_dma:
  	free_dma_tx_desc_resources(priv);
return ret;


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