debugfs_create_dir() function returns an error value embedded in
the pointer (PTR_ERR). Evaluate the return value using IS_ERR
rather than checking for NULL.
Signed-off-by: Minjie Du <[email protected]>
---
drivers/thermal/mediatek/lvts_thermal.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/thermal/mediatek/lvts_thermal.c b/drivers/thermal/mediatek/lvts_thermal.c
index effd9b00a424..88240600e6ce 100644
--- a/drivers/thermal/mediatek/lvts_thermal.c
+++ b/drivers/thermal/mediatek/lvts_thermal.c
@@ -213,7 +213,7 @@ static int lvts_debugfs_init(struct device *dev, struct lvts_domain *lvts_td)
sprintf(name, "controller%d", i);
dentry = debugfs_create_dir(name, lvts_td->dom_dentry);
- if (!dentry)
+ if (IS_ERR(dentry))
continue;
regset = devm_kzalloc(dev, sizeof(*regset), GFP_KERNEL);
--
2.39.0
Reviewed-by: Alexandre Mergnat <[email protected]>
On 21/09/2023 11:10, Minjie Du wrote:
> debugfs_create_dir() function returns an error value embedded in
> the pointer (PTR_ERR). Evaluate the return value using IS_ERR
> rather than checking for NULL.
--
Regards,
Alexandre
On Thu, Sep 21, 2023 at 5:11 PM Minjie Du <[email protected]> wrote:
>
> debugfs_create_dir() function returns an error value embedded in
> the pointer (PTR_ERR). Evaluate the return value using IS_ERR
> rather than checking for NULL.
>
> Signed-off-by: Minjie Du <[email protected]>
Reviewed-by: Chen-Yu Tsai <[email protected]>
On 21/09/2023 11:10, Minjie Du wrote:
> debugfs_create_dir() function returns an error value embedded in
> the pointer (PTR_ERR). Evaluate the return value using IS_ERR
> rather than checking for NULL.
>
> Signed-off-by: Minjie Du <[email protected]>
> ---
Applied, thanks
--
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