logging: Include sys/util.h in log_backend.h

The UTIL_CAT macro which is used in log_backend.h is implemented in sys/util.h. Fixes zephyrproject-rtos#21045. Signed-off-by: Carles Cufi <carles.cufi@nordicsemi.no>
carlescufi · Dec 3, 2019 · dc9892f · dc9892f
1 parent 58e2057
commit dc9892f
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/include/logging/log_backend.h b/include/logging/log_backend.h
@@ -9,6 +9,7 @@
 #include <logging/log_msg.h>
 #include <stdarg.h>
 #include <sys/__assert.h>
+#include <sys/util.h>
 
 #ifdef __cplusplus
 extern "C" {