UPSTREAM: thermal: power_allocator: req_range multiplication should be a 64 bit type

[firefly-linux-kernel-4.4.55.git] / drivers / thermal / power_allocator.c

diff --git a/drivers/thermal/power_allocator.c b/drivers/thermal/power_allocator.c
index 1246aa6fcab0caeda03ace6806c4df2d46c1f164..2f1a863a8e15bc834e007fea264d262d180a04cf 100644 (file)
--- a/drivers/thermal/power_allocator.c
+++ b/drivers/thermal/power_allocator.c
@@ -301,7 +301,7 @@ static void divvy_up_power(u32 *req_power, u32 *max_power, int num_actors,
        capped_extra_power = 0;
        extra_power = 0;
        for (i = 0; i < num_actors; i++) {
-               u64 req_range = req_power[i] * power_range;
+               u64 req_range = (u64)req_power[i] * power_range;
 
                granted_power[i] = DIV_ROUND_CLOSEST_ULL(req_range,
                                                         total_req_power);