net: dev: Use unsigned integer as an argument to left-shift
authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Wed, 27 Feb 2019 10:37:26 +0000 (13:37 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 5 Dec 2019 14:37:59 +0000 (15:37 +0100)
commit7d962062251ce74041ba3ce03d7e34a51bbb67f7
treeca1ce60bdd28dbbc67f376b162dfbd54b6729765
parent7e50f6c7dc3006d3f92d668b61b2e75bec793ccf
net: dev: Use unsigned integer as an argument to left-shift

[ Upstream commit f4d7b3e23d259c44f1f1c39645450680fcd935d6 ]

1 << 31 is Undefined Behaviour according to the C standard.
Use U type modifier to avoid theoretical overflow.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
include/linux/netdevice.h