Re: [PATCH] PCI: keystone: Fix && vs || typo

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On Fri, Jul 19, 2024 at 06:53:26PM -0500, Dan Carpenter wrote:
> This code accidentally uses && where || was intended.  It potentially
> results in a NULL dereference.
> 
> Fixes: 86f271f22bbb ("PCI: keystone: Add workaround for Errata #i2037 (AM65x SR 1.0)")
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>

- Mani

> ---
>  drivers/pci/controller/dwc/pci-keystone.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/pci/controller/dwc/pci-keystone.c b/drivers/pci/controller/dwc/pci-keystone.c
> index 52c6420ae200..95a471d6a586 100644
> --- a/drivers/pci/controller/dwc/pci-keystone.c
> +++ b/drivers/pci/controller/dwc/pci-keystone.c
> @@ -577,7 +577,7 @@ static void ks_pcie_quirk(struct pci_dev *dev)
>  	 */
>  	if (pci_match_id(am6_pci_devids, bridge)) {
>  		bridge_dev = pci_get_host_bridge_device(dev);
> -		if (!bridge_dev && !bridge_dev->parent)
> +		if (!bridge_dev || !bridge_dev->parent)
>  			return;
>  
>  		ks_pcie = dev_get_drvdata(bridge_dev->parent);
> -- 
> 2.43.0
> 

-- 
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