From f8a2d191cf3a200c080fbf6f8e095589d3afd57f Mon Sep 17 00:00:00 2001
From: Simon Glass <sjg@chromium.org>
Date: Wed, 13 Jan 2021 20:29:51 -0700
Subject: [PATCH] uuid: Add a comment for UUID_STR_LEN
This macro is the length of the string but excludes the terminator. Users
must add 1 when declaring a large-enough string. Add a comment to make
this clear.
Signed-off-by: Simon Glass <sjg@chromium.org>
---
include/uuid.h | 1 +
1 file changed, 1 insertion(+)
diff --git a/include/uuid.h b/include/uuid.h
index 0c653cb087..4a4883d3b5 100644
--- a/include/uuid.h
+++ b/include/uuid.h
@@ -23,6 +23,7 @@ struct uuid {
#define UUID_STR_FORMAT_GUID BIT(0)
#define UUID_STR_UPPER_CASE BIT(1)
+/* Use UUID_STR_LEN + 1 for string space */
#define UUID_STR_LEN 36
#define UUID_BIN_LEN sizeof(struct uuid)
--
2.39.5