mainline inclusion
from mainline-5.0
commit f4d7b3e23d259c44f1f1c39645450680fcd935d6
category: bugfix
bugzilla: 11090
CVE: NA

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1 << 31 is Undefined Behaviour according to the C standard.
Use U type modifier to avoid theoretical overflow.
Signed-off-by: NAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
(cherry picked from commit f4d7b3e23d259c44f1f1c39645450680fcd935d6)
Signed-off-by: NZhen Lei <thunder.leizhen@huawei.com>
Reviewed-by: NYang Yingliang <yangyingliang@huawei.com>
Signed-off-by: NYang Yingliang <yangyingliang@huawei.com>