diff mbox series

[v2,3/5] memory: renesas-rpc-if: Fix a reference leak in rpcif_probe()

Message ID 20201126191146.8753-4-prabhakar.mahadev-lad.rj@bp.renesas.com (mailing list archive)
State Accepted
Delegated to: Geert Uytterhoeven
Headers show
Series memory: renesas-rpc-if: Trivial fixes | expand

Commit Message

Lad Prabhakar Nov. 26, 2020, 7:11 p.m. UTC
Release the node reference by calling of_node_put(flash) in the probe.

Fixes: ca7d8b980b67f ("memory: add Renesas RPC-IF driver")
Reported-by: Pavel Machek <pavel@denx.de>
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Cc: stable@vger.kernel.org
Reviewed-by: Sergei Shtylyov <sergei.shtylyov@gmail.com>
---
 drivers/memory/renesas-rpc-if.c | 2 ++
 1 file changed, 2 insertions(+)

Comments

Geert Uytterhoeven Nov. 27, 2020, 9:33 a.m. UTC | #1
On Thu, Nov 26, 2020 at 8:12 PM Lad Prabhakar
<prabhakar.mahadev-lad.rj@bp.renesas.com> wrote:
> Release the node reference by calling of_node_put(flash) in the probe.
>
> Fixes: ca7d8b980b67f ("memory: add Renesas RPC-IF driver")
> Reported-by: Pavel Machek <pavel@denx.de>
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
> Cc: stable@vger.kernel.org
> Reviewed-by: Sergei Shtylyov <sergei.shtylyov@gmail.com>

Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>

Gr{oetje,eeting}s,

                        Geert
Pavel Machek Nov. 27, 2020, 10:41 p.m. UTC | #2
On Thu 2020-11-26 19:11:44, Lad Prabhakar wrote:
> Release the node reference by calling of_node_put(flash) in the probe.
> 
> Fixes: ca7d8b980b67f ("memory: add Renesas RPC-IF driver")
> Reported-by: Pavel Machek <pavel@denx.de>
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
> Cc: stable@vger.kernel.org
> Reviewed-by: Sergei Shtylyov <sergei.shtylyov@gmail.com>

Reviewed-by: Pavel Machek (CIP)< <pavel@denx.de>
Krzysztof Kozlowski Nov. 28, 2020, 11:35 a.m. UTC | #3
On Fri, Nov 27, 2020 at 11:41:14PM +0100, Pavel Machek wrote:
> On Thu 2020-11-26 19:11:44, Lad Prabhakar wrote:
> > Release the node reference by calling of_node_put(flash) in the probe.
> > 
> > Fixes: ca7d8b980b67f ("memory: add Renesas RPC-IF driver")
> > Reported-by: Pavel Machek <pavel@denx.de>
> > Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
> > Cc: stable@vger.kernel.org
> > Reviewed-by: Sergei Shtylyov <sergei.shtylyov@gmail.com>
> 
> Reviewed-by: Pavel Machek (CIP)< <pavel@denx.de>

This breaks b4. Corrected and applied.

Best regards,
Krzysztof
diff mbox series

Patch

diff --git a/drivers/memory/renesas-rpc-if.c b/drivers/memory/renesas-rpc-if.c
index a8d0ba368625..da0fdb4c7595 100644
--- a/drivers/memory/renesas-rpc-if.c
+++ b/drivers/memory/renesas-rpc-if.c
@@ -561,9 +561,11 @@  static int rpcif_probe(struct platform_device *pdev)
 	} else if (of_device_is_compatible(flash, "cfi-flash")) {
 		name = "rpc-if-hyperflash";
 	} else	{
+		of_node_put(flash);
 		dev_warn(&pdev->dev, "unknown flash type\n");
 		return -ENODEV;
 	}
+	of_node_put(flash);
 
 	vdev = platform_device_alloc(name, pdev->id);
 	if (!vdev)