On Mon, Mar 03, 2025 at 07:57:33AM -0500, xinghuo.chen@xxxxxxxxxxx wrote:
> From: Xinghuo Chen <xinghuo.chen@xxxxxxxxxxx>
>
> The devm_memremap() function returns error pointers on error,
> it doesn't return NULL.
>
> Fixes: c7cefce03e69 ("hwmon: (xgene) access mailbox as RAM")
> Signed-off-by: Xinghuo Chen <xinghuo.chen@xxxxxxxxxxx>
Applied.
Thanks,
Guenter
> ---
> v1 -> v2:
> Use IS_ERR_OR_NULL() instead of IS_ERR() as devm_ioremap()
> return NULL on error.
>
> Link to v1: https://lore.kernel.org/all/tencent_370DBB5BD8EF699EC030ACA74BCB440FFA0A@xxxxxx
> ---
> drivers/hwmon/xgene-hwmon.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/hwmon/xgene-hwmon.c b/drivers/hwmon/xgene-hwmon.c
> index 1e3bd129a922..7087197383c9 100644
> --- a/drivers/hwmon/xgene-hwmon.c
> +++ b/drivers/hwmon/xgene-hwmon.c
> @@ -706,7 +706,7 @@ static int xgene_hwmon_probe(struct platform_device *pdev)
> goto out;
> }
>
> - if (!ctx->pcc_comm_addr) {
> + if (IS_ERR_OR_NULL(ctx->pcc_comm_addr)) {
> dev_err(&pdev->dev,
> "Failed to ioremap PCC comm region\n");
> rc = -ENOMEM;
