From b44483e7be1a713ed1f522696dc48909487fa794 Mon Sep 17 00:00:00 2001 From: Bhaktipriya Shridhar Date: Thu, 10 Mar 2016 00:34:44 +0530 Subject: [PATCH] staging: comedi: ni_pcidio.c: Prefer using macro DIV_ROUND_UP The macro DIV_ROUND_UP performs the computation (((n) + (d) - 1) /(d)). It clarifies the divisor calculations. This was done using the coccinelle script: @@ expression e1; expression e2; @@ ( - ((e1) + e2 - 1) / (e2) + DIV_ROUND_UP(e1,e2) | - ((e1) + (e2 - 1)) / (e2) + DIV_ROUND_UP(e1,e2) ) Signed-off-by: Bhaktipriya Shridhar Signed-off-by: Greg Kroah-Hartman --- drivers/staging/comedi/drivers/ni_pcidio.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/staging/comedi/drivers/ni_pcidio.c b/drivers/staging/comedi/drivers/ni_pcidio.c index 67b9f22074d2..7112c3fec8bb 100644 --- a/drivers/staging/comedi/drivers/ni_pcidio.c +++ b/drivers/staging/comedi/drivers/ni_pcidio.c @@ -531,7 +531,7 @@ static int ni_pcidio_ns_to_timer(int *nanosec, unsigned int flags) divider = (*nanosec) / base; break; case CMDF_ROUND_UP: - divider = (*nanosec + base - 1) / base; + divider = DIV_ROUND_UP(*nanosec, base); break; }