netdev.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
* [PATCH v2] net: dpaa2-mac: add missing of_node_put() in dpaa2_mac_get_node()
@ 2022-05-05  2:18 Yang Yingliang
  2022-05-06 19:55 ` Jakub Kicinski
  0 siblings, 1 reply; 2+ messages in thread
From: Yang Yingliang @ 2022-05-05  2:18 UTC (permalink / raw)
  To: linux-kernel, netdev; +Cc: ioana.ciornei, davem, kuba, robert-ionut.alexa

Add missing of_node_put() in error path in dpaa2_mac_get_node().

Fixes: 5b1e38c0792c ("dpaa2-mac: bail if the dpmacs fwnode is not found")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
---
 drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c
index c48811d3bcd5..fab2ce6bee9f 100644
--- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c
+++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c
@@ -108,8 +108,10 @@ static struct fwnode_handle *dpaa2_mac_get_node(struct device *dev,
 		return ERR_PTR(-EPROBE_DEFER);
 	}
 
-	if (!parent)
+	if (!parent) {
+		of_node_put(dpmacs);
 		return NULL;
+	}
 
 	fwnode_for_each_child_node(parent, child) {
 		err = -EINVAL;
-- 
2.25.1


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH v2] net: dpaa2-mac: add missing of_node_put() in dpaa2_mac_get_node()
  2022-05-05  2:18 [PATCH v2] net: dpaa2-mac: add missing of_node_put() in dpaa2_mac_get_node() Yang Yingliang
@ 2022-05-06 19:55 ` Jakub Kicinski
  0 siblings, 0 replies; 2+ messages in thread
From: Jakub Kicinski @ 2022-05-06 19:55 UTC (permalink / raw)
  To: Yang Yingliang
  Cc: linux-kernel, netdev, ioana.ciornei, davem, robert-ionut.alexa

On Thu, 5 May 2022 10:18:33 +0800 Yang Yingliang wrote:
> Add missing of_node_put() in error path in dpaa2_mac_get_node().
> 
> Fixes: 5b1e38c0792c ("dpaa2-mac: bail if the dpmacs fwnode is not found")
> Reported-by: Hulk Robot <hulkci@huawei.com>
> Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
> ---
>  drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c
> index c48811d3bcd5..fab2ce6bee9f 100644
> --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c
> +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c
> @@ -108,8 +108,10 @@ static struct fwnode_handle *dpaa2_mac_get_node(struct device *dev,
>  		return ERR_PTR(-EPROBE_DEFER);
>  	}
>  
> -	if (!parent)
> +	if (!parent) {
> +		of_node_put(dpmacs);

I don't see how !parent && dpmacs can ever be true.

>  		return NULL;
> +	}
>  
>  	fwnode_for_each_child_node(parent, child) {
>  		err = -EINVAL;


^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2022-05-06 19:55 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2022-05-05  2:18 [PATCH v2] net: dpaa2-mac: add missing of_node_put() in dpaa2_mac_get_node() Yang Yingliang
2022-05-06 19:55 ` Jakub Kicinski

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).