Index: kernel/generic/src/syscall/syscall.c
===================================================================
--- kernel/generic/src/syscall/syscall.c	(revision 4774a32c4567b1ea6bd0337ce00e4bb335b21a0f)
+++ kernel/generic/src/syscall/syscall.c	(revision cf240cbc0d420fb62b7b3b5c41946295fe7ff11a)
@@ -62,13 +62,9 @@
 
 #ifdef CONFIG_UDEBUG
-	bool debug;
-
 	/*
 	 * Early check for undebugged tasks. We do not lock anything as this
-	 * test need not be precise in either way.
+	 * test need not be precise in either direction.
 	 */
-	debug = THREAD->udebug.active;
-	
-	if (debug) {
+	if (THREAD->udebug.active) {
 		udebug_syscall_event(a1, a2, a3, a4, a5, a6, id, 0, false);
 	}
@@ -87,5 +83,5 @@
 	
 #ifdef CONFIG_UDEBUG
-	if (debug) {
+	if (THREAD->udebug.active) {
 		udebug_syscall_event(a1, a2, a3, a4, a5, a6, id, rc, true);