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* [PATCH] pinctrl: ti: fix error return code of ti_iodelay_probe()
@ 2021-03-06 12:51 Jia-Ju Bai
  2021-03-15 15:34 ` Linus Walleij
  0 siblings, 1 reply; 2+ messages in thread
From: Jia-Ju Bai @ 2021-03-06 12:51 UTC (permalink / raw)
  To: linus.walleij, jrdr.linux, zhengyongjun3, grandmaster
  Cc: linux-gpio, linux-kernel, Jia-Ju Bai

When ti_iodelay_pinconf_init_dev() fails, no error return code of
ti_iodelay_probe() is assigned.
To fix this bug, ret is assigned with the return value of
ti_iodelay_pinconf_init_dev(), and then ret is checked.

Reported-by: TOTE Robot <oslab@tsinghua.edu.cn>
Signed-off-by: Jia-Ju Bai <baijiaju1990@gmail.com>
---
 drivers/pinctrl/ti/pinctrl-ti-iodelay.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/pinctrl/ti/pinctrl-ti-iodelay.c b/drivers/pinctrl/ti/pinctrl-ti-iodelay.c
index 60a67139ff0a..e5848269175a 100644
--- a/drivers/pinctrl/ti/pinctrl-ti-iodelay.c
+++ b/drivers/pinctrl/ti/pinctrl-ti-iodelay.c
@@ -867,7 +867,8 @@ static int ti_iodelay_probe(struct platform_device *pdev)
 		goto exit_out;
 	}
 
-	if (ti_iodelay_pinconf_init_dev(iod))
+	ret = ti_iodelay_pinconf_init_dev(iod);
+	if (ret)
 		goto exit_out;
 
 	ret = ti_iodelay_alloc_pins(dev, iod, res->start);
-- 
2.17.1


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

* Re: [PATCH] pinctrl: ti: fix error return code of ti_iodelay_probe()
  2021-03-06 12:51 [PATCH] pinctrl: ti: fix error return code of ti_iodelay_probe() Jia-Ju Bai
@ 2021-03-15 15:34 ` Linus Walleij
  0 siblings, 0 replies; 2+ messages in thread
From: Linus Walleij @ 2021-03-15 15:34 UTC (permalink / raw)
  To: Jia-Ju Bai
  Cc: Souptick Joarder, Zheng Yongjun, Alexander A. Klimov,
	open list:GPIO SUBSYSTEM, linux-kernel

On Sat, Mar 6, 2021 at 1:51 PM Jia-Ju Bai <baijiaju1990@gmail.com> wrote:

> When ti_iodelay_pinconf_init_dev() fails, no error return code of
> ti_iodelay_probe() is assigned.
> To fix this bug, ret is assigned with the return value of
> ti_iodelay_pinconf_init_dev(), and then ret is checked.
>
> Reported-by: TOTE Robot <oslab@tsinghua.edu.cn>
> Signed-off-by: Jia-Ju Bai <baijiaju1990@gmail.com>

Patch applied!

Yours,
Linus Walleij

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

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2021-03-06 12:51 [PATCH] pinctrl: ti: fix error return code of ti_iodelay_probe() Jia-Ju Bai
2021-03-15 15:34 ` Linus Walleij

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