From 8e7a1edd114b89a35006b71422c92de60e62d7c0 Mon Sep 17 00:00:00 2001
From: Michel Rottleuthner <michel.rottleuthner@haw-hamburg.de>
Date: Thu, 9 Jan 2020 15:51:59 +0100
Subject: [PATCH] drivers/periph_common/timer: protect timer_set from IRQs

---
 drivers/periph_common/timer.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/periph_common/timer.c b/drivers/periph_common/timer.c
index 5fcf6275f1..8e657312a8 100644
--- a/drivers/periph_common/timer.c
+++ b/drivers/periph_common/timer.c
@@ -19,10 +19,14 @@
  */
 
 #include "periph/timer.h"
+#include "irq.h"
 
 #ifndef PERIPH_TIMER_PROVIDES_SET
 int timer_set(tim_t dev, int channel, unsigned int timeout)
 {
-    return timer_set_absolute(dev, channel, timer_read(dev) + timeout);
+    unsigned int state = irq_disable();
+    int res = timer_set_absolute(dev, channel, timer_read(dev) + timeout);
+    irq_restore(state);
+    return res;
 }
 #endif