mirror of
https://src.fedoraproject.org/rpms/grub2.git
synced 2024-11-24 14:32:58 +00:00
32 lines
1 KiB
Diff
32 lines
1 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
|
|
From: Peter Jones <pjones@redhat.com>
|
|
Date: Mon, 8 Jan 2024 16:03:54 -0500
|
|
Subject: [PATCH] power: Fix use after free in get_slave_from_dm()
|
|
|
|
Signed-off-by: Peter Jones <pjones@redhat.com>
|
|
---
|
|
grub-core/osdep/linux/ofpath.c | 4 ++--
|
|
1 file changed, 2 insertions(+), 2 deletions(-)
|
|
|
|
diff --git a/grub-core/osdep/linux/ofpath.c b/grub-core/osdep/linux/ofpath.c
|
|
index cc849d9c94c..72772c87a66 100644
|
|
--- a/grub-core/osdep/linux/ofpath.c
|
|
+++ b/grub-core/osdep/linux/ofpath.c
|
|
@@ -775,6 +775,8 @@ get_slave_from_dm(const char * device){
|
|
|
|
device_path = grub_xasprintf ("/sys/block/%s/slaves", curr_device);
|
|
dp = opendir(device_path);
|
|
+ if (dp == NULL)
|
|
+ grub_util_warn (_("cannot open directory `%s'"), device_path);
|
|
free(device_path);
|
|
|
|
if (dp != NULL)
|
|
@@ -800,8 +802,6 @@ get_slave_from_dm(const char * device){
|
|
}
|
|
closedir (dp);
|
|
}
|
|
- else
|
|
- grub_util_warn (_("cannot open directory `%s'"), device_path);
|
|
}
|
|
|
|
free (directory);
|