lvm2/0029-cov-add-explicit-check-for-0-size.patch
Marian Csontos 275cf34782 Update lvm2 to upstream version 2.03.33
Resolves: RHEL-106257
2025-09-29 18:15:33 +02:00

45 lines
1.7 KiB
Diff

From b2814746de3fac6809c07dbd74ca606388a57aa8 Mon Sep 17 00:00:00 2001
From: Zdenek Kabelac <zkabelac@redhat.com>
Date: Mon, 30 Jun 2025 13:55:11 +0200
Subject: [PATCH 29/47] cov: add explicit check for 0 size
(cherry picked from commit ae407d2f3cb1d607463d6d5964e44f11857cdb1f)
---
device_mapper/libdm-report.c | 4 +++-
libdm/libdm-report.c | 4 +++-
2 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/device_mapper/libdm-report.c b/device_mapper/libdm-report.c
index b2dc1b70c..1521708ed 100644
--- a/device_mapper/libdm-report.c
+++ b/device_mapper/libdm-report.c
@@ -3832,7 +3832,9 @@ static struct field_selection *_create_field_selection(struct dm_report *rh,
goto bad;
fs->value->v.l = *((struct selection_str_list **) custom);
- s_arr_size = dm_list_size(&fs->value->v.l->str_list.list);
+ if (!(s_arr_size = dm_list_size(&fs->value->v.l->str_list.list)))
+ break;
+
if (!(s_arr = malloc(sizeof(char *) * s_arr_size))) {
log_error("dm_report: malloc failed for regex array "
"for selection field %s", field_id);
diff --git a/libdm/libdm-report.c b/libdm/libdm-report.c
index 18f7b6eb8..b8686901f 100644
--- a/libdm/libdm-report.c
+++ b/libdm/libdm-report.c
@@ -3829,7 +3829,9 @@ static struct field_selection *_create_field_selection(struct dm_report *rh,
goto bad;
fs->value->v.l = *((struct selection_str_list **) custom);
- s_arr_size = dm_list_size(&fs->value->v.l->str_list.list);
+ if (!(s_arr_size = dm_list_size(&fs->value->v.l->str_list.list)))
+ break;
+
if (!(s_arr = malloc(sizeof(char *) * s_arr_size))) {
log_error("dm_report: malloc failed for regex array "
"for selection field %s", field_id);
--
2.51.0