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Date: Sun, 13 Dec 2009 23:01:56 -0800 (PST)
Message-Id: <20091213.230156.160730048.davem@davemloft.net>
To: sfr@canb.auug.org.au
Cc: linux-next@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: linux-next: sparc tree build warning
From: David Miller <davem@davemloft.net>
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From: Stephen Rothwell <sfr@canb.auug.org.au>
Date: Mon, 14 Dec 2009 16:33:38 +1100

> Today's linux-next build (sparc defconfig) produced this warning:
> 
> In file included from arch/sparc/include/asm/uaccess.h:7,
>                  from include/net/checksum.h:26,
>                  from include/linux/skbuff.h:29,
>                  from net/core/pktgen.c:141:
> In function 'copy_from_user',
>     inlined from 'pktgen_if_write' at net/core/pktgen.c:867:
> arch/sparc/include/asm/uaccess_32.h:276: warning: call to 'copy_from_user_overflow' declared with attribute warning: copy_from_user() buffer size is not provably correct

Rats, compiler version?