ethernet: micrel: Use DIV_ROUND_CLOSEST directly to make it readable

The kernel.h macro DIV_ROUND_CLOSEST performs the computation (x + d/2)/d
but is perhaps more readable.

Signed-off-by: zhong jiang <zhongjiang@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/micrel/ksz884x.c b/drivers/net/ethernet/micrel/ksz884x.c
index 3103446f018c03dd6550e59df787c127960b105e..e102e1560ac79449a8075c3979b3d2cd7f275237 100644 (file)
--- a/drivers/net/ethernet/micrel/ksz884x.c
+++ b/drivers/net/ethernet/micrel/ksz884x.c
@@ -2166,7 +2166,7 @@ static void sw_get_broad_storm(struct ksz_hw *hw, u8 *percent)
        num = (data & BROADCAST_STORM_RATE_HI);
        num <<= 8;
        num |= (data & BROADCAST_STORM_RATE_LO) >> 8;
-       num = (num * 100 + BROADCAST_STORM_VALUE / 2) / BROADCAST_STORM_VALUE;
+       num = DIV_ROUND_CLOSEST(num * 100, BROADCAST_STORM_VALUE);
        *percent = (u8) num;
 }