[PATCH] phy: qcom: m31-eusb2: fix match data santity check

[PATCH] phy: qcom: m31-eusb2: fix match data santity check

[Johan Hovold]

The device_get_match_data() helper returns NULL if a new entry is ever
added without corresponding match data.

Fixes: 9c8504861cc4 ("phy: qcom: Add M31 based eUSB2 PHY driver")
Cc: Wesley Cheng <quic_wcheng@quicinc.com>
Cc: Melody Olvera <melody.olvera@oss.qualcomm.com>
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
---
 drivers/phy/qualcomm/phy-qcom-m31-eusb2.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/phy/qualcomm/phy-qcom-m31-eusb2.c b/drivers/phy/qualcomm/phy-qcom-m31-eusb2.c
index 9b987911fcdb..9ad7af503baa 100644
--- a/drivers/phy/qualcomm/phy-qcom-m31-eusb2.c
+++ b/drivers/phy/qualcomm/phy-qcom-m31-eusb2.c
@@ -252,7 +252,7 @@ static int m31eusb2_phy_probe(struct platform_device *pdev)
 		return -ENOMEM;
 
 	data = device_get_match_data(dev);
-	if (IS_ERR(data))
+	if (!data)
 		return -EINVAL;
 	phy->data = data;
 
-- 
2.49.0


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Re: [PATCH] phy: qcom: m31-eusb2: fix match data santity check

[neil.armstrong]

On 17/06/2025 10:05, Johan Hovold wrote:
> The device_get_match_data() helper returns NULL if a new entry is ever
> added without corresponding match data.
> 
> Fixes: 9c8504861cc4 ("phy: qcom: Add M31 based eUSB2 PHY driver")
> Cc: Wesley Cheng <quic_wcheng@quicinc.com>
> Cc: Melody Olvera <melody.olvera@oss.qualcomm.com>
> Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
> ---
>   drivers/phy/qualcomm/phy-qcom-m31-eusb2.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/phy/qualcomm/phy-qcom-m31-eusb2.c b/drivers/phy/qualcomm/phy-qcom-m31-eusb2.c
> index 9b987911fcdb..9ad7af503baa 100644
> --- a/drivers/phy/qualcomm/phy-qcom-m31-eusb2.c
> +++ b/drivers/phy/qualcomm/phy-qcom-m31-eusb2.c
> @@ -252,7 +252,7 @@ static int m31eusb2_phy_probe(struct platform_device *pdev)
>   		return -ENOMEM;
>   
>   	data = device_get_match_data(dev);
> -	if (IS_ERR(data))
> +	if (!data)
>   		return -EINVAL;
>   	phy->data = data;
>   

Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>

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Re: [PATCH] phy: qcom: m31-eusb2: fix match data santity check

[Vinod Koul]

On Tue, 17 Jun 2025 10:05:03 +0200, Johan Hovold wrote:
> The device_get_match_data() helper returns NULL if a new entry is ever
> added without corresponding match data.
> 
> 

Applied, thanks!

[1/1] phy: qcom: m31-eusb2: fix match data santity check
      commit: 603bd9808f58009e1f230271f94e1b9e13d506ba

Best regards,
-- 
~Vinod



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