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| H A D | ioctl.c | 64a8f8f7 Tue Nov 22 06:29:01 CST 2022 Maxim Korotkov <korotkov.maxim.s@gmail.com> ethtool: avoiding integer overflow in ethtool_phys_id()
The value of an arithmetic expression "n * id.data" is subject
to possible overflow due to a failure to cast operands to a larger data
type before performing arithmetic. Used macro for multiplication instead
operator for avoiding overflow.
Found by Linux Verification Center (linuxtesting.org) with SVACE.
Signed-off-by: Maxim Korotkov <korotkov.maxim.s@gmail.com>
Reviewed-by: Alexander Lobakin <alexandr.lobakin@intel.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://lore.kernel.org/r/20221122122901.22294-1-korotkov.maxim.s@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
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