header: add UUID_STRING_LEN

[openwrt/staging/blogic.git] / backport / backport-include / linux / uuid.h

diff --git a/backport/backport-include/linux/uuid.h b/backport/backport-include/linux/uuid.h
index 5ffe225b8307f16e681721c07fcce872511fabfc..bc6fbe17cb08a25fc2e0959ccdeae1ce4152cd56 100644 (file)
--- a/backport/backport-include/linux/uuid.h
+++ b/backport/backport-include/linux/uuid.h
@@ -3,6 +3,14 @@
 #include <linux/version.h>
 #include_next <linux/uuid.h>
 
+#ifndef UUID_STRING_LEN
+/*
+ * The length of a UUID string ("aaaaaaaa-bbbb-cccc-dddd-eeeeeeeeeeee")
+ * not including trailing NUL.
+ */
+#define        UUID_STRING_LEN         36
+#endif
+
 #if LINUX_VERSION_IS_LESS(4,13,0)
 #define guid_t uuid_le
 #define uuid_t uuid_be