netdev - Re: [PATCH net-next 1/5] tipc: silence sparse warnings

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Date:	Fri, 27 Sep 2013 10:15:09 +0200
From:	Andreas Bofjäll <andreas.bofjall@...csson.com>
To:	Ying Xue <ying.xue@...driver.com>
CC:	David Miller <davem@...emloft.net>, <jon.maloy@...csson.com>,
	<netdev@...r.kernel.org>, <paul.gortmaker@...driver.com>,
	<erik.hugne@...csson.com>, <maloy@...jonn.com>,
	<tipc-discussion@...ts.sourceforge.net>
Subject: Re: [PATCH net-next 1/5] tipc: silence sparse warnings

On 09/27/2013 10:01 AM, Ying Xue wrote:
> Good point!
> It's better for us to use memcpy_fromiovecend() instead of
> skb_copy_to_linear_data() and its friends.
>
> We will submit another version to correct this error soon.

I could be wrong here, but I think you should also remove the entire 
cast on line 1210 in link.c:

sect_crs = msg_sect[curr_sect].iov_base;

There should be no reason to cast there since you made sect_crs into 
const unchar* __user and msg_sect[].iov_base is void* __user.

/Andreas
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