linux/arch/arm/mach-keystone
Arnd Bergmann 844b85dda2 ARM: keystone: fix integer overflow warning
clang warns about an impossible condition when building with 32-bit
phys_addr_t:

arch/arm/mach-keystone/keystone.c:79:16: error: result of comparison of constant 51539607551 with expression of type 'phys_addr_t' (aka 'unsigned int') is always false [-Werror,-Wtautological-constant-out-of-range-compare]
            mem_end   > KEYSTONE_HIGH_PHYS_END) {
            ~~~~~~~   ^ ~~~~~~~~~~~~~~~~~~~~~~
arch/arm/mach-keystone/keystone.c:78:16: error: result of comparison of constant 34359738368 with expression of type 'phys_addr_t' (aka 'unsigned int') is always true [-Werror,-Wtautological-constant-out-of-range-compare]
        if (mem_start < KEYSTONE_HIGH_PHYS_START ||
            ~~~~~~~~~ ^ ~~~~~~~~~~~~~~~~~~~~~~~~

Change the temporary variable to a fixed-size u64 to avoid the warning.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Nathan Chancellor <nathan@kernel.org>
Acked-by: Santosh Shilimkar <ssantosh@kernel.org>
Link: https://lore.kernel.org/r/20210323131814.2751750-1-arnd@kernel.org'
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
2021-04-01 16:32:37 +02:00
..
Kconfig treewide: Add SPDX license identifier - Makefile/Kconfig 2019-05-21 10:50:46 +02:00
keystone.c ARM: keystone: fix integer overflow warning 2021-04-01 16:32:37 +02:00
keystone.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 422 2019-06-05 17:37:15 +02:00
Makefile ARM: use arch_extension directive instead of arch argument 2019-06-19 09:44:25 -07:00
memory.h ARM: keystone: remove SECTION_SIZE_BITS/MAX_PHYSMEM_BITS 2020-12-07 15:32:04 +01:00
platsmp.c mm: reorder includes after introduction of linux/pgtable.h 2020-06-09 09:39:13 -07:00
pm_domain.c treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 422 2019-06-05 17:37:15 +02:00
smc.S ARM: SoC platform updates 2019-07-19 17:05:08 -07:00