linux-kernel - Re: [PATCH 4/5] usb-misc: sisusbvga: Remove kmalloc logs and fix error path

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Date:	Thu, 7 Jan 2016 16:19:18 +0100
From:	Peter Senna Tschudin <peter.senna@...labora.com>
To:	Sergei Shtylyov <sergei.shtylyov@...entembedded.com>,
	Joe Perches <joe@...ches.com>
Cc:	thomas@...ischhofer.net, gregkh@...uxfoundation.org,
	trivial@...nel.org, linux-usb@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Peter Senna Tschudin <peter.senna@...il.com>
Subject: Re: [PATCH 4/5] usb-misc: sisusbvga: Remove kmalloc logs and fix
 error path

On Wed, Jan 06, 2016 at 09:28:41PM +0300, Sergei Shtylyov wrote:
> Hello.
> 
> On 1/5/2016 7:54 PM, Peter Senna Tschudin wrote:
> 
> >From: Peter Senna Tschudin <peter.senna@...il.com>
> >
> >This patch remove four calls to dev_err() from sisusb_probe() as
> >reporting memory allocation failures is redundant:
> >
> >  - Remove a call to dev_err() that was reporting unsuccesful call to
> >    kzalloc().
> >
> >  - Remove two calls to dev_err() that were reporting unsuccesful calls
> >    to kmalloc().
> >
> >  - Remove a call to dev_err() that was reporting unsuccesful call to
> >    kmalloc(), and replace it by code that clean up previously allocated
> >    resources and abort the probe with -ENOMEM. Before this modification
> >    sisusb->SiS_Pr could be dereferenced even it was null.
> 
>    I think the bug fix should be in its own patch. Don't intermix fixes with
> cleanups please.

Ok, I'll resend the series with the following changes:
 - split patch 1: vertical and horizontal changes
 - split patch 4: cleanups and fix

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