add missing include

flippy84 · flippy84 · commit 415af2b3f818 · 2021-01-29T16:17:10.000+01:00
diff --git a/targets/TARGET_STM/hal_tick_overrides.c b/targets/TARGET_STM/hal_tick_overrides.c
@@ -18,6 +18,7 @@
 #if DEVICE_USTICKER
 
 #include "hal/us_ticker_api.h"
+#include "hal/critical_section_api.h"
 #include "us_ticker_defines.h"
 
 // This variable is set to 1 at the of mbed_sdk_init function.
