From 18bccb55e321bc01122829757cddedfd67b3933f Mon Sep 17 00:00:00 2001
From: smlng <s@mlng.net>
Date: Thu, 22 Feb 2018 19:13:39 +0100
Subject: [PATCH] sys/can: reduce scope of variable

---
 sys/can/device.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sys/can/device.c b/sys/can/device.c
index 6e58c60981..def5273d6b 100644
--- a/sys/can/device.c
+++ b/sys/can/device.c
@@ -514,8 +514,8 @@ int can_device_calc_bittiming(uint32_t clock, const struct can_bittiming_const *
             DEBUG("invalid brp\n");
             continue;
         }
-
-        rate = clock / (brp * nbt);
+        /* current bitrate */
+        uint32_t rate = clock / (brp * nbt);
         rate_error = max(timing->bitrate, rate) - min(timing->bitrate, rate);
         if (rate_error > min_rate_error) {
             DEBUG("timing->rate=%" PRIu32 ", rate=%" PRIu32 ", rate_error=%" PRIu32 " > min_rate_error=%" PRIu32 ", continuing\n",