greybus: loopback: use U64_MAX for initialization

Use the largest representable value when initializing the "min"
field when resetting loopback statistics.

Signed-off-by: Alex Elder <elder@linaro.org>
Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>

diff --git a/drivers/staging/greybus/loopback.c b/drivers/staging/greybus/loopback.c
index 66059a9..cdefaff 100644 (file)
--- a/drivers/staging/greybus/loopback.c
+++ b/drivers/staging/greybus/loopback.c
@@ -340,7 +340,7 @@ static int gb_loopback_request_recv(u8 type, struct gb_operation *operation)
 static void gb_loopback_reset_stats(struct gb_loopback *gb)
 {
        struct gb_loopback_stats reset = {
-               .min = 0xffffffff,
+               .min = U64_MAX,
        };
        memcpy(&gb->latency, &reset, sizeof(struct gb_loopback_stats));
        memcpy(&gb->throughput, &reset, sizeof(struct gb_loopback_stats));