提交 6941f7cc 编写于 作者: C Christophe Jaillet 提交者: David S. Miller

net: stmmac: Fix error handling path in 'alloc_dma_tx_desc_resources()'

If the first 'kmalloc_array' within the loop fails, we should free what
as already been allocated, as done in all other error handling path.

Fixes: ce736788 ("net: stmmac: adding multiple buffers for TX")
Signed-off-by: NChristophe JAILLET <christophe.jaillet@wanadoo.fr>
Acked-by: NGiuseppe Cavallaro <peppe.cavallaro@st.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 63c3aa6b
......@@ -1561,7 +1561,7 @@ 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)
return -ENOMEM;
goto err_dma_buffers;
tx_q->tx_skbuff = kmalloc_array(DMA_TX_SIZE,
sizeof(struct sk_buff *),
......
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