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fs/btrfs: Fix memory leaks

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Fix memory leaks in grub_btrfs_extent_read() and grub_btrfs_dir().

Fixes: CID 473842
Fixes: CID 473871

Signed-off-by: Lidong Chen <lidong.chen@oracle.com>
Reviewed-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
This commit is contained in:
Lidong Chen authored and Daniel Kiper committed 2025-04-04 19:35:51 +02:00
1 parent 81146fb623
commit f94d257e8c
1 file changed
+4
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grub-core/fs/btrfs.c
+4
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@@ -1538,7 +1538,10 @@ grub_btrfs_extent_read (struct grub_btrfs_data *data,
err = lower_bound (data, &key_in, &key_out, tree, err = lower_bound (data, &key_in, &key_out, tree,
&elemaddr, &elemsize, &desc, 0); &elemaddr, &elemsize, &desc, 0);
if (err) if (err)
{
grub_free (desc.data);
return -1; return -1;
}
if (key_out.object_id != ino if (key_out.object_id != ino
|| key_out.type != GRUB_BTRFS_ITEM_TYPE_EXTENT_ITEM) || key_out.type != GRUB_BTRFS_ITEM_TYPE_EXTENT_ITEM)
{ {
@@ -2115,6 +2118,7 @@ grub_btrfs_dir (grub_device_t device, const char *path,
if (err) if (err)
{ {
grub_btrfs_unmount (data); grub_btrfs_unmount (data);
grub_free (desc.data);
return err; return err;
} }
if (key_out.type != GRUB_BTRFS_ITEM_TYPE_DIR_ITEM if (key_out.type != GRUB_BTRFS_ITEM_TYPE_DIR_ITEM