1 files changed, 2 insertions, 1 deletions

diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c
index 4d613401a5e0..33ad9a77791f 100644
--- a/fs/xfs/xfs_ioctl.c
+++ b/fs/xfs/xfs_ioctl.c
@@ -442,7 +442,8 @@ xfs_attrlist_by_handle(
                 return -XFS_ERROR(EPERM);
         if (copy_from_user(&al_hreq, arg, sizeof(xfs_fsop_attrlist_handlereq_t)))
                 return -XFS_ERROR(EFAULT);
-        if (al_hreq.buflen > XATTR_LIST_MAX)
+        if (al_hreq.buflen < sizeof(struct attrlist) ||
+            al_hreq.buflen > XATTR_LIST_MAX)
                 return -XFS_ERROR(EINVAL);
 
         /*