Re: [PATCH] PCI: endpoint: Fix double free in __pci_epc_create()

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On Wed, Oct 25, 2023 at 02:57:23PM +0300, Dan Carpenter wrote:
> The pci_epc_release() function frees "epc" so the kfree() on the next
> line is a double free.
> 
> Fixes: 7711cbb4862a ("PCI: endpoint: Fix WARN() when an endpoint driver is removed")
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

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

- Mani

> ---
>  drivers/pci/endpoint/pci-epc-core.c | 1 -
>  1 file changed, 1 deletion(-)
> 
> diff --git a/drivers/pci/endpoint/pci-epc-core.c b/drivers/pci/endpoint/pci-epc-core.c
> index fe421d46a8a4..56e1184bc6c2 100644
> --- a/drivers/pci/endpoint/pci-epc-core.c
> +++ b/drivers/pci/endpoint/pci-epc-core.c
> @@ -869,7 +869,6 @@ __pci_epc_create(struct device *dev, const struct pci_epc_ops *ops,
>  
>  put_dev:
>  	put_device(&epc->dev);
> -	kfree(epc);
>  
>  err_ret:
>  	return ERR_PTR(ret);
> -- 
> 2.42.0
> 

-- 
மணிவண்ணன் சதாசிவம்



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