diff options
Diffstat (limited to 'sql/sql_acl.cc')
| -rw-r--r-- | sql/sql_acl.cc | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sql/sql_acl.cc b/sql/sql_acl.cc index a7b840beb03..1af275f9c7f 100644 --- a/sql/sql_acl.cc +++ b/sql/sql_acl.cc @@ -8301,6 +8301,12 @@ static bool find_mpvio_user(MPVIO_EXT *mpvio) cs->coll->hash_sort(cs, (uchar*) sctx->user, strlen(sctx->user), &nr1, &nr2); mysql_mutex_lock(&acl_cache->lock); + if (!acl_users.elements) + { + mysql_mutex_unlock(&acl_cache->lock); + login_failed_error(mpvio->thd); + DBUG_RETURN(1); + } uint i= nr1 % acl_users.elements; ACL_USER *acl_user_tmp= dynamic_element(&acl_users, i, ACL_USER*); mpvio->acl_user= acl_user_tmp->copy(mpvio->thd->mem_root); |