From: Yu Watanabe <watanabe.yu+github@gmail.com>
Date: Wed, 12 May 2021 01:16:36 +0000 (+0900)
Subject: gpt: introduce GPT_LAVEL_MAX
X-Git-Tag: v249-rc1~243^2~4
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=6001df659464506990d98efe109288b78438d3e7;p=thirdparty%2Fsystemd.git

gpt: introduce GPT_LAVEL_MAX
---

diff --git a/src/shared/gpt.c b/src/shared/gpt.c
index 558b69c4879..bd1f43ffdd4 100644
--- a/src/shared/gpt.c
+++ b/src/shared/gpt.c
@@ -104,7 +104,7 @@ int gpt_partition_label_valid(const char *s) {
         if (!recoded)
                 return -ENOMEM;
 
-        return char16_strlen(recoded) <= 36;
+        return char16_strlen(recoded) <= GPT_LABEL_MAX;
 }
 
 bool gpt_partition_type_is_root(sd_id128_t id) {
diff --git a/src/shared/gpt.h b/src/shared/gpt.h
index 6581973793d..c92d9c0974c 100644
--- a/src/shared/gpt.h
+++ b/src/shared/gpt.h
@@ -115,6 +115,9 @@
 #define GPT_FLAG_NO_AUTO   (1ULL << 63)
 #define GPT_FLAG_GROWFS    (1ULL << 59)
 
+/* maximum length of gpt label */
+#define GPT_LABEL_MAX 36
+
 const char *gpt_partition_type_uuid_to_string(sd_id128_t id);
 const char *gpt_partition_type_uuid_to_string_harder(
                 sd_id128_t id,