Fix repository owner can assign self

models/repo.go

@@ -325,21 +325,20 @@ func (repo *Repository) getAssignees(e Engine) (_ []*User, err error) {
 	if err = e.Where("repo_id = ? AND mode >= ?", repo.ID, ACCESS_MODE_WRITE).Find(&accesses); err != nil {
 		return nil, err
 	}
-	if len(accesses) == 0 {
-		return []*User{}, nil
-	}
 
+	// Leave a seat for owner itself to append later, but if owner is an organization
+	// and just waste 1 unit is cheaper than re-allocate memory once.
+	users := make([]*User, 0, len(accesses)+1)
+	if len(accesses) > 0 {
 		userIDs := make([]int64, len(accesses))
 		for i := 0; i < len(accesses); i++ {
 			userIDs[i] = accesses[i].UserID
 		}
 
-	// Leave a seat for owner itself to append later, but if owner is an organization
-	// and just waste 1 unit is cheaper than re-allocate memory once.
-	users := make([]*User, 0, len(userIDs)+1)
 		if err = e.In("id", userIDs).Find(&users); err != nil {
 			return nil, err
 		}
+	}
 	if !repo.Owner.IsOrganization() {
 		users = append(users, repo.Owner)
 	}