commit b4957ab0 upstream.

This patch fixes some checkpatch.pl script caught errors and
warnings during the compilation time.

[ backported to 4.9.y to fix build warnings caused by the backporting of
  64ec10dc ("net: hns: Correct HNS RSS key set function") by Sasha
  - gregkh]
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Cc: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>