From d91d50f638748fb3fbcd796180c44a33e61fb731 Mon Sep 17 00:00:00 2001 From: Sebastian Huber Date: Tue, 2 Jul 2013 15:14:51 +0200 Subject: bsp/mpc55xx: Avoid integer overflow --- c/src/lib/libbsp/powerpc/mpc55xxevb/startup/get-system-clock.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'c/src/lib/libbsp/powerpc/mpc55xxevb') diff --git a/c/src/lib/libbsp/powerpc/mpc55xxevb/startup/get-system-clock.c b/c/src/lib/libbsp/powerpc/mpc55xxevb/startup/get-system-clock.c index bd4c769841..f0db8728a3 100644 --- a/c/src/lib/libbsp/powerpc/mpc55xxevb/startup/get-system-clock.c +++ b/c/src/lib/libbsp/powerpc/mpc55xxevb/startup/get-system-clock.c @@ -63,8 +63,8 @@ uint32_t mpc55xx_get_system_clock(void) uint32_t emfd = esyncr1.B.EMFD; uint32_t erfd = esyncr2.B.ERFD; - system_clock = (reference_clock * (emfd + 16)) - / ((erfd + 1) * (eprediv + 1)); + system_clock = ((reference_clock / (eprediv + 1)) * (emfd + 16)) + / (erfd + 1); } else { system_clock = reference_clock; } -- cgit v1.2.3