From: Daan De Meyer <daan.j.demeyer@gmail.com>
Date: Tue, 22 Nov 2022 14:53:02 +0000 (+0100)
Subject: gpt: Specify designator array sizes explicitly
X-Git-Tag: v253-rc1~470^2~1
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=3cde36ffa39bd96ef155afa1cb94e56f691f2bf2;p=thirdparty%2Fsystemd.git

gpt: Specify designator array sizes explicitly

Avoid users accidentally accessing uninitialized memory by always
making sure the array size covers all possible enum values.
---

diff --git a/src/shared/gpt.c b/src/shared/gpt.c
index ce73d7f7819..bcf690d077c 100644
--- a/src/shared/gpt.c
+++ b/src/shared/gpt.c
@@ -59,7 +59,7 @@ PartitionDesignator partition_verity_sig_of(PartitionDesignator p) {
 }
 
 
-static const char *const partition_designator_table[] = {
+static const char *const partition_designator_table[_PARTITION_DESIGNATOR_MAX] = {
         [PARTITION_ROOT]                      = "root",
         [PARTITION_USR]                       = "usr",
         [PARTITION_HOME]                      = "home",
@@ -79,7 +79,7 @@ static const char *const partition_designator_table[] = {
 
 DEFINE_STRING_TABLE_LOOKUP(partition_designator, PartitionDesignator);
 
-static const char *const partition_mountpoint_table[] = {
+static const char *const partition_mountpoint_table[_PARTITION_DESIGNATOR_MAX] = {
         [PARTITION_ROOT]                      = "/\0",
         [PARTITION_USR]                       = "/usr\0",
         [PARTITION_HOME]                      = "/home\0",