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* [PATCH] net: systemport: Fix memleak in bcm_sysport_probe
@ 2020-08-24  5:58 Dinghao Liu
  2020-08-24 12:59 ` David Miller
  2020-08-24 15:31 ` Florian Fainelli
  0 siblings, 2 replies; 3+ messages in thread
From: Dinghao Liu @ 2020-08-24  5:58 UTC (permalink / raw)
  To: dinghao.liu, kjlu
  Cc: Florian Fainelli, David S. Miller, Jakub Kicinski,
	bcm-kernel-feedback-list, netdev, linux-kernel

When devm_kcalloc() fails, dev should be freed just
like what we've done in the subsequent error paths.

Fixes: 7b78be48a8eb6 ("net: systemport: Dynamically allocate number of TX rings")
Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn>
---
 drivers/net/ethernet/broadcom/bcmsysport.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c
index dfed9ade6950..0762d5d1a810 100644
--- a/drivers/net/ethernet/broadcom/bcmsysport.c
+++ b/drivers/net/ethernet/broadcom/bcmsysport.c
@@ -2491,8 +2491,10 @@ static int bcm_sysport_probe(struct platform_device *pdev)
 	priv->tx_rings = devm_kcalloc(&pdev->dev, txq,
 				      sizeof(struct bcm_sysport_tx_ring),
 				      GFP_KERNEL);
-	if (!priv->tx_rings)
-		return -ENOMEM;
+	if (!priv->tx_rings) {
+		ret = -ENOMEM;
+		goto err_free_netdev;
+	}
 
 	priv->is_lite = params->is_lite;
 	priv->num_rx_desc_words = params->num_rx_desc_words;
-- 
2.17.1


^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] net: systemport: Fix memleak in bcm_sysport_probe
  2020-08-24  5:58 [PATCH] net: systemport: Fix memleak in bcm_sysport_probe Dinghao Liu
@ 2020-08-24 12:59 ` David Miller
  2020-08-24 15:31 ` Florian Fainelli
  1 sibling, 0 replies; 3+ messages in thread
From: David Miller @ 2020-08-24 12:59 UTC (permalink / raw)
  To: dinghao.liu
  Cc: kjlu, f.fainelli, kuba, bcm-kernel-feedback-list, netdev,
	linux-kernel

From: Dinghao Liu <dinghao.liu@zju.edu.cn>
Date: Mon, 24 Aug 2020 13:58:31 +0800

> When devm_kcalloc() fails, dev should be freed just
> like what we've done in the subsequent error paths.
> 
> Fixes: 7b78be48a8eb6 ("net: systemport: Dynamically allocate number of TX rings")
> Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn>

Applied and queued up for -stable, thanks.

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] net: systemport: Fix memleak in bcm_sysport_probe
  2020-08-24  5:58 [PATCH] net: systemport: Fix memleak in bcm_sysport_probe Dinghao Liu
  2020-08-24 12:59 ` David Miller
@ 2020-08-24 15:31 ` Florian Fainelli
  1 sibling, 0 replies; 3+ messages in thread
From: Florian Fainelli @ 2020-08-24 15:31 UTC (permalink / raw)
  To: Dinghao Liu, kjlu
  Cc: David S. Miller, Jakub Kicinski, bcm-kernel-feedback-list, netdev,
	linux-kernel



On 8/23/2020 10:58 PM, Dinghao Liu wrote:
> When devm_kcalloc() fails, dev should be freed just
> like what we've done in the subsequent error paths.
> 
> Fixes: 7b78be48a8eb6 ("net: systemport: Dynamically allocate number of TX rings")
> Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn>

Acked-by: Florian Fainelli <f.fainelli@gmail.com>

This has already been applied, but this is good.
-- 
Florian

^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2020-08-24 15:32 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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2020-08-24  5:58 [PATCH] net: systemport: Fix memleak in bcm_sysport_probe Dinghao Liu
2020-08-24 12:59 ` David Miller
2020-08-24 15:31 ` Florian Fainelli

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