Index: kernel/generic/src/log/log.c
===================================================================
--- kernel/generic/src/log/log.c	(revision 9246016f2cd9a449613c5c8a7e45dcdc5c78a8f5)
+++ kernel/generic/src/log/log.c	(revision facacc712e3d87d7301754b109c9582ef1ef29e4)
@@ -223,5 +223,5 @@
 		int rc = chr_encode(wstr[chars], buffer, &buffer_offset, 16);
 		if (rc != EOK) {
-			return rc;
+			return EOF;
 		}