[PATCH RESEND] wifi: mt76: mt7921: Check devm_kasprintf() returned value

[Kalle Valo]

Ma Ke <make24 at iscas.ac.cn> writes:

> devm_kasprintf() can return a NULL pointer on failure but this returned
> value is not checked. Fix this lack and check the returned value.
>
> Found by code review.
>
> Cc: stable at vger.kernel.org
> Fixes: 6ae39b7c7ed4 ("wifi: mt76: mt7921: Support temp sensor")
> Signed-off-by: Ma Ke <make24 at iscas.ac.cn>
> ---
>  drivers/net/wireless/mediatek/mt76/mt7921/init.c | 2 ++
>  1 file changed, 2 insertions(+)
>
> diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/init.c b/drivers/net/wireless/mediatek/mt76/mt7921/init.c
> index ef0c721d26e3..5ab395d9d93e 100644
> --- a/drivers/net/wireless/mediatek/mt76/mt7921/init.c
> +++ b/drivers/net/wireless/mediatek/mt76/mt7921/init.c
> @@ -52,6 +52,8 @@ static int mt7921_thermal_init(struct mt792x_phy *phy)
>  
>  	name = devm_kasprintf(&wiphy->dev, GFP_KERNEL, "mt7921_%s",
>  			      wiphy_name(wiphy));
> +	if (!name)
> +		return -ENOMEM;
>  
>  	hwmon = devm_hwmon_device_register_with_groups(&wiphy->dev, name, phy,
>  						       mt7921_hwmon_groups);

You sent the previous version of this on August 26th:

https://patchwork.kernel.org/project/linux-wireless/patch/20240826095535.2603538-1-make24@iscas.ac.cn/

Please stop spamming like this and understand that maintainers are busy.

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