Re: [PATCH 1/1] PCI: hotplug: Deletion of an unnecessary check before the function call "pci_dev_put"

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On Thu, Nov 20, 2014 at 05:47:29PM +0100, SF Markus Elfring wrote:
> From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
> Date: Thu, 20 Nov 2014 17:42:23 +0100
> 
> The pci_dev_put() function tests whether its argument is NULL and then
> returns immediately. Thus the test around the call is not needed.
> 
> This issue was detected by using the Coccinelle software.
> 
> Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>

Applied to next-pci/misc for v3.19, thanks.  This branch will be rebased
when v3.19-rc1 is released.

Bjorn

> ---
>  drivers/pci/hotplug/cpci_hotplug_core.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/pci/hotplug/cpci_hotplug_core.c b/drivers/pci/hotplug/cpci_hotplug_core.c
> index e09cf78..82c969b 100644
> --- a/drivers/pci/hotplug/cpci_hotplug_core.c
> +++ b/drivers/pci/hotplug/cpci_hotplug_core.c
> @@ -211,8 +211,7 @@ static void release_slot(struct hotplug_slot *hotplug_slot)
>  
>  	kfree(slot->hotplug_slot->info);
>  	kfree(slot->hotplug_slot);
> -	if (slot->dev)
> -		pci_dev_put(slot->dev);
> +	pci_dev_put(slot->dev);
>  	kfree(slot);
>  }
>  
> -- 
> 2.1.3
> 
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