From: Simon Glass <sjg@chromium.org>
Date: Thu, 14 Jan 2021 03:29:51 +0000 (-0700)
Subject: uuid: Add a comment for UUID_STR_LEN
X-Git-Url: http://git.dujemihanovic.xyz/%22http:/www.sics.se/static/git-favicon.png?a=commitdiff_plain;h=f8a2d191cf3a200c080fbf6f8e095589d3afd57f;p=u-boot.git

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>
---

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)