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backport-fs-iso9660-Fix-memory-leaks-in-grub_iso9660_susp_ite.patch 1.55 KB
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zhangqiumiao 提交于 2023-02-06 23:06 . backport some patches from upstream
From 7338cbe91a24ee9639597a0d8bebc32b8b46c26c Mon Sep 17 00:00:00 2001
From: "t.feng" <fengtao40@huawei.com>
Date: Tue, 29 Nov 2022 17:14:13 +0800
Subject: [PATCH] fs/iso9660: Fix memory leaks in grub_iso9660_susp_iterate()
Fixes: 99373ce47 (* grub-core/fs/iso9660.c: Remove nested functions)
Reference:https://git.savannah.gnu.org/cgit/grub.git/commit?id=7338cbe91a24ee9639597a0d8bebc32b8b46c26c
Conflict:NA
Signed-off-by: t.feng <fengtao40@huawei.com>
Reviewed-by: Thomas Schmitt <scdbackup@gmx.net>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
---
grub-core/fs/iso9660.c | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/grub-core/fs/iso9660.c b/grub-core/fs/iso9660.c
index 91817ec1f..df9f7783b 100644
--- a/grub-core/fs/iso9660.c
+++ b/grub-core/fs/iso9660.c
@@ -279,7 +279,10 @@ grub_iso9660_susp_iterate (grub_fshelp_node_t node, grub_off_t off,
/* Load a part of the System Usage Area. */
err = read_node (node, off, sua_size, sua);
if (err)
- return err;
+ {
+ grub_free (sua);
+ return err;
+ }
for (entry = (struct grub_iso9660_susp_entry *) sua; (char *) entry < (char *) sua + sua_size - 1 && entry->len > 0;
entry = (struct grub_iso9660_susp_entry *)
@@ -309,7 +312,10 @@ grub_iso9660_susp_iterate (grub_fshelp_node_t node, grub_off_t off,
err = grub_disk_read (node->data->disk, ce_block, off,
sua_size, sua);
if (err)
- return err;
+ {
+ grub_free (sua);
+ return err;
+ }
entry = (struct grub_iso9660_susp_entry *) sua;
}
--
2.28.0.windows.1
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