From: Mark Brown broonie@linaro.org
Use kcalloc() and ULONG_MAX rather than open coding them.
Signed-off-by: Mark Brown broonie@linaro.org --- arch/arm/kernel/topology.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/arch/arm/kernel/topology.c b/arch/arm/kernel/topology.c index 0bc94b1fd1ae..0fa8825cea04 100644 --- a/arch/arm/kernel/topology.c +++ b/arch/arm/kernel/topology.c @@ -91,13 +91,13 @@ static void __init parse_dt_topology(void) { const struct cpu_efficiency *cpu_eff; struct device_node *cn = NULL; - unsigned long min_capacity = (unsigned long)(-1); + unsigned long min_capacity = ULONG_MAX; unsigned long max_capacity = 0; unsigned long capacity = 0; - int alloc_size, cpu = 0; + int cpu = 0;
- alloc_size = nr_cpu_ids * sizeof(*__cpu_capacity); - __cpu_capacity = kzalloc(alloc_size, GFP_NOWAIT); + __cpu_capacity = kcalloc(nr_cpu_ids, sizeof(*__cpu_capacity), + GFP_NOWAIT);
for_each_possible_cpu(cpu) { const u32 *rate;