linux-kernel - Re: [PATCH] Staging: android: ion: ion.c: Compression of lines for

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Date:	Mon, 15 Aug 2016 16:48:30 +0200
From:	Greg KH <gregkh@...uxfoundation.org>
To:	Nadim almas <nadim.902@...il.com>
Cc:	abbotti@....co.uk, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Staging: android: ion: ion.c: Compression of lines for

On Tue, Aug 02, 2016 at 11:13:20AM -0700, Nadim almas wrote:
> This patch compresses two lines in to a single line in file
> ion.c
> if immediate return statement is found.It also removes variable
> ret as it is no longer needed.
> 
> ne using script Coccinelle. And coccinelle uses following semantic
> patch for this compression function:
> 
> @@
> expression e, ret;
> @@
> 
> -ret =
> +return
>      e;
> -return ret;
> 
> Signed-off-by: Nadim Almas <nadim.902@...il.com>
> ---
>  drivers/staging/android/ion/ion.c          | 8 +++-----
>  
>  1 files changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/staging/android/ion/ion.c b/drivers/staging/android/ion/ion.c
> index 52345df..271395b 100644
> --- a/drivers/staging/android/ion/ion.c
> +++ b/drivers/staging/android/ion/ion.c
> @@ -391,9 +391,7 @@ static int ion_handle_put_nolock(struct ion_handle *handle)
>  {
> -	int ret;
>  
> -	ret = kref_put(&handle->ref, ion_handle_destroy);
> -
> -	return ret;
> +	return kref_put(&handle->ref, ion_handle_destroy);
>  }
>  
>  static int ion_handle_put(struct ion_handle *handle)
> @@ -597,8 +595,8 @@ int ion_phys(struct ion_client *client, struct ion_handle *handle,
>  		return -ENODEV;
>  	}
>  	mutex_unlock(&client->lock);
> -	ret = buffer->heap->ops->phys(buffer->heap, buffer, addr, len);
> -	return ret;
> +	return buffer->heap->ops->phys(buffer->heap, buffer, addr, len);
>  }
>  EXPORT_SYMBOL(ion_phys);

Patch is malformed and can not be applied :(