fs/zfs: Add missing NULL check after grub_strdup() call

Signed-off-by: Lidong Chen <lidong.chen@oracle.com> Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
2025-01-22 07:17:04 +00:00 · 2025-01-22 07:17:04 +00:00 · dd6a4c8d10
commit dd6a4c8d10
parent 13065f69da
1 changed files with 2 additions and 0 deletions
--- a/grub-core/fs/zfs/zfs.c
+++ b/grub-core/fs/zfs/zfs.c
@ -3349,6 +3349,8 @@ dnode_get_fullpath (const char *fullpath, struct subvolume *subvol,
      filename = 0;
      snapname = 0;
      fsname = grub_strdup (fullpath);
+      if (!fsname)
+	return grub_errno;
    }
  else
    {