LU-13942 obd: check if sbi->ll_md_exp is initialized

[fs/lustre-release.git] / lustre / include / obd_class.h

diff --git a/lustre/include/obd_class.h b/lustre/include/obd_class.h
index 1dc5f12..6be7628 100644 (file)
--- a/lustre/include/obd_class.h
+++ b/lustre/include/obd_class.h
@@ -1046,13 +1046,14 @@ static inline int obd_statfs(const struct lu_env *env, struct obd_export *exp,
                             struct obd_statfs *osfs, time64_t max_age,
                             __u32 flags)
 {
-       struct obd_device *obd = exp->exp_obd;
+       struct obd_device *obd;
        int rc = 0;
 
        ENTRY;
-       if (unlikely(obd == NULL))
+       if (unlikely(exp == NULL || exp->exp_obd == NULL))
                RETURN(-EINVAL);
 
+       obd = exp->exp_obd;
        OBD_CHECK_DEV_ACTIVE(obd);
 
        if (unlikely(!obd->obd_type || !obd->obd_type->typ_dt_ops->o_statfs)) {