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* [PATCH v2] thermal/drivers/tsens: fix missing put_device error
@ 2021-04-04 12:54 zhuguangqing83
  2021-04-04 14:46 ` Bjorn Andersson
  0 siblings, 1 reply; 2+ messages in thread
From: zhuguangqing83 @ 2021-04-04 12:54 UTC (permalink / raw)
  To: Amit Kucheria, Andy Gross, Bjorn Andersson, Zhang Rui, Daniel Lezcano
  Cc: linux-pm, linux-arm-msm, linux-kernel, Guangqing Zhu

From: Guangqing Zhu <zhuguangqing83@gmail.com>

Fixes coccicheck error:

drivers/thermal/qcom/tsens.c:759:4-10: ERROR: missing put_device; call
of_find_device_by_node on line 715, but without a corresponding object
release within this function.

Fixes: a7ff82976122 ("drivers: thermal: tsens: Merge tsens-common.c into
tsens.c")

Signed-off-by: Guangqing Zhu <zhuguangqing83@gmail.com>
---
v2:
  - Fix a error(missing a bracket) in v1.

---
 drivers/thermal/qcom/tsens.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/thermal/qcom/tsens.c b/drivers/thermal/qcom/tsens.c
index d8ce3a687b80..3c4c0516e58a 100644
--- a/drivers/thermal/qcom/tsens.c
+++ b/drivers/thermal/qcom/tsens.c
@@ -755,8 +755,10 @@ int __init init_common(struct tsens_priv *priv)
 		for (i = VER_MAJOR; i <= VER_STEP; i++) {
 			priv->rf[i] = devm_regmap_field_alloc(dev, priv->srot_map,
 							      priv->fields[i]);
-			if (IS_ERR(priv->rf[i]))
-				return PTR_ERR(priv->rf[i]);
+			if (IS_ERR(priv->rf[i])) {
+				ret = PTR_ERR(priv->rf[i]);
+				goto err_put_device;
+			}
 		}
 		ret = regmap_field_read(priv->rf[VER_MINOR], &ver_minor);
 		if (ret)
-- 
2.17.1


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

* Re: [PATCH v2] thermal/drivers/tsens: fix missing put_device error
  2021-04-04 12:54 [PATCH v2] thermal/drivers/tsens: fix missing put_device error zhuguangqing83
@ 2021-04-04 14:46 ` Bjorn Andersson
  0 siblings, 0 replies; 2+ messages in thread
From: Bjorn Andersson @ 2021-04-04 14:46 UTC (permalink / raw)
  To: zhuguangqing83
  Cc: Amit Kucheria, Andy Gross, Zhang Rui, Daniel Lezcano, linux-pm,
	linux-arm-msm, linux-kernel

On Sun 04 Apr 07:54 CDT 2021, zhuguangqing83@gmail.com wrote:

> From: Guangqing Zhu <zhuguangqing83@gmail.com>
> 
> Fixes coccicheck error:
> 
> drivers/thermal/qcom/tsens.c:759:4-10: ERROR: missing put_device; call
> of_find_device_by_node on line 715, but without a corresponding object
> release within this function.
> 
> Fixes: a7ff82976122 ("drivers: thermal: tsens: Merge tsens-common.c into
> tsens.c")
> 
> Signed-off-by: Guangqing Zhu <zhuguangqing83@gmail.com>

Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>

Regards,
Bjorn

> ---
> v2:
>   - Fix a error(missing a bracket) in v1.
> 
> ---
>  drivers/thermal/qcom/tsens.c | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/thermal/qcom/tsens.c b/drivers/thermal/qcom/tsens.c
> index d8ce3a687b80..3c4c0516e58a 100644
> --- a/drivers/thermal/qcom/tsens.c
> +++ b/drivers/thermal/qcom/tsens.c
> @@ -755,8 +755,10 @@ int __init init_common(struct tsens_priv *priv)
>  		for (i = VER_MAJOR; i <= VER_STEP; i++) {
>  			priv->rf[i] = devm_regmap_field_alloc(dev, priv->srot_map,
>  							      priv->fields[i]);
> -			if (IS_ERR(priv->rf[i]))
> -				return PTR_ERR(priv->rf[i]);
> +			if (IS_ERR(priv->rf[i])) {
> +				ret = PTR_ERR(priv->rf[i]);
> +				goto err_put_device;
> +			}
>  		}
>  		ret = regmap_field_read(priv->rf[VER_MINOR], &ver_minor);
>  		if (ret)
> -- 
> 2.17.1
> 

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

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