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| author | Arnd Bergmann <arnd@arndb.de> | 2021-03-23 16:18:05 +0300 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2021-04-01 17:32:37 +0300 |
| commit | 844b85dda2f569943e1e018fdd63b6f7d1d6f08e (patch) | |
| tree | 8a3f1f360b146513e3bd352909edca06b36cd654 /drivers/soc | |
| parent | 89e21e1ad92373b7306b9b8494d45781598ce72f (diff) | |
| download | linux-844b85dda2f569943e1e018fdd63b6f7d1d6f08e.tar.xz | |
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>
Diffstat (limited to 'drivers/soc')
0 files changed, 0 insertions, 0 deletions