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Diffstat (limited to 'drivers/mtd/tests/mtd_speedtest.c')
-rw-r--r--drivers/mtd/tests/mtd_speedtest.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/drivers/mtd/tests/mtd_speedtest.c b/drivers/mtd/tests/mtd_speedtest.c
index 3ce6fce75e07..627d4e2466a3 100644
--- a/drivers/mtd/tests/mtd_speedtest.c
+++ b/drivers/mtd/tests/mtd_speedtest.c
@@ -314,16 +314,16 @@ static inline void stop_timing(void)
static long calc_speed(void)
{
- long ms, k, speed;
+ uint64_t k;
+ long ms;
ms = (finish.tv_sec - start.tv_sec) * 1000 +
(finish.tv_usec - start.tv_usec) / 1000;
- k = goodebcnt * mtd->erasesize / 1024;
- if (ms)
- speed = (k * 1000) / ms;
- else
- speed = 0;
- return speed;
+ if (ms == 0)
+ return 0;
+ k = goodebcnt * (mtd->erasesize / 1024) * 1000;
+ do_div(k, ms);
+ return k;
}
static int scan_for_bad_eraseblocks(void)