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Date: Sat, 8 Jul 2017 09:46:33 +0200 From: Christophe JAILLET <christophe.jaillet@...adoo.fr> To: peppe.cavallaro@...com, alexandre.torgue@...com Cc: netdev@...r.kernel.org, linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org, Christophe JAILLET <christophe.jaillet@...adoo.fr> Subject: [PATCH 1/3] net: stmmac: Fix error handling path in 'alloc_dma_rx_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: 54139cf3bb33 ("net: stmmac: adding multiple buffers for rx") Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr> --- drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index 19bba6281dab..4322fa4a13e8 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -1498,7 +1498,7 @@ static int alloc_dma_rx_desc_resources(struct stmmac_priv *priv) sizeof(dma_addr_t), GFP_KERNEL); if (!rx_q->rx_skbuff_dma) - return -ENOMEM; + goto err_dma; rx_q->rx_skbuff = kmalloc_array(DMA_RX_SIZE, sizeof(struct sk_buff *), -- 2.11.0
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