mnt_idmapping.h uses declarations from cred.h, so it should include that file directly. Signed-off-by: Seth Forshee (DigitalOcean) <sforshee@xxxxxxxxxx> --- include/linux/mnt_idmapping.h | 1 + 1 file changed, 1 insertion(+) diff --git a/include/linux/mnt_idmapping.h b/include/linux/mnt_idmapping.h index f463b9e1e258..6deba8d5481e 100644 --- a/include/linux/mnt_idmapping.h +++ b/include/linux/mnt_idmapping.h @@ -5,6 +5,7 @@ #include <linux/types.h> #include <linux/uidgid.h> #include <linux/vfsid.h> +#include <linux/cred.h> struct mnt_idmap; struct user_namespace; -- 2.43.0