From: Zhi Yong Wu <wuzhy@linux.vnet.ibm.com>
Date: Fri, 6 Dec 2013 20:54:59 +0000 (+0800)
Subject: macvtap: remove useless codes in macvtap_aio_read() and macvtap_recvmsg()
X-Git-Tag: v3.14-rc1~94^2~560
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=41e4af69a5984a3193ba3108fb4e067b0e34dc73;p=pandora-kernel.git

macvtap: remove useless codes in macvtap_aio_read() and macvtap_recvmsg()

By checking related codes, it is impossible that ret > len or total_len,
so we should remove some useless coeds in both above functions.

Signed-off-by: Zhi Yong Wu <wuzhy@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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