arm64: cputype: Avoid overflow using MIDR_IMPLEMENTOR_MASK

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Value of macro MIDR_IMPLEMENTOR_MASK exceeds the range of integer
and can lead to overflow. Currently there is no issue as it is used
in expressions implicitly casting it to u32. To avoid possible
problems, fix the macro.

Signed-off-by: Michal Orzel <michal.orzel@arm.com>
Link: https://lore.kernel.org/r/20220426070603.56031-1-michal.orzel@arm.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>

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Michal Orzel 2022-04-26 09:06:03 +02:00 • committed by Catalin Marinas

parent b6ba1a89f7

commit 48e6f22e25

1 changed files with 1 additions and 1 deletions

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arch/arm64/include/asm/cputype.h

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