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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 14:27:08 +0000 (15:27 +0100)
commit8fe9970acd224e3f1dede7255ef4cc5c7ca68878
tree8b73b08dbb5dcf250486a0da655be3c12216b0f5
parente6bcac89af46d7077184cd900befe7678df077f2
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