linux-kernel - Re: [PATCH] staging: comedi: add error handling for vmap

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Message-ID: <20180612115039.sz4zjgf7vrudpvyx@mwanda>
Date:   Tue, 12 Jun 2018 14:50:39 +0300
From:   Dan Carpenter <dan.carpenter@...cle.com>
To:     Zhouyang Jia <jiazhouyang09@...il.com>
Cc:     devel@...verdev.osuosl.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        linux-kernel@...r.kernel.org, Ian Abbott <abbotti@....co.uk>
Subject: Re: [PATCH] staging: comedi: add error handling for vmap

On Tue, Jun 12, 2018 at 11:25:35AM +0800, Zhouyang Jia wrote:
> When vmap fails, the lack of error-handling code may
> cause unexpected results.
> 
> This patch adds error-handling code after calling vmap.
> 

Again, this is not error handling, this is just an error message.  This
error condition is handled in the caller.

regards,
dan carpenter