Mercurial > vim
comparison src/vim9class.c @ 33291:4cb421ba3385 v9.0.1911
patch 9.0.1911: Vim9: segfault with null object and instanceof()
Commit: https://github.com/vim/vim/commit/3da696db6ac6103eb8f07cf7be23fa0e12c2419d
Author: Ernie Rael <errael@raelity.com>
Date: Tue Sep 19 20:14:18 2023 +0200
patch 9.0.1911: Vim9: segfault with null object and instanceof()
Problem: Vim9: segfault with null object and instanceof()
Solution: return early
closes: #13121
Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: Ernie Rael <errael@raelity.com>
| author | Christian Brabandt <cb@256bit.org> |
|---|---|
| date | Tue, 19 Sep 2023 20:30:07 +0200 |
| parents | 0c3553cfe22e |
| children | 6340c608ca54 |
comparison
equal
deleted
inserted
replaced
| 33290:9a7b1f8aea55 | 33291:4cb421ba3385 |
|---|---|
| 2863 | 2863 |
| 2864 if (check_for_object_arg(argvars, 0) == FAIL | 2864 if (check_for_object_arg(argvars, 0) == FAIL |
| 2865 || check_for_class_or_list_arg(argvars, 1) == FAIL) | 2865 || check_for_class_or_list_arg(argvars, 1) == FAIL) |
| 2866 return; | 2866 return; |
| 2867 | 2867 |
| 2868 if (object_tv->vval.v_object == NULL) | |
| 2869 return; | |
| 2870 | |
| 2868 if (classinfo_tv->v_type == VAR_LIST) | 2871 if (classinfo_tv->v_type == VAR_LIST) |
| 2869 { | 2872 { |
| 2870 FOR_ALL_LIST_ITEMS(classinfo_tv->vval.v_list, li) | 2873 FOR_ALL_LIST_ITEMS(classinfo_tv->vval.v_list, li) |
| 2871 { | 2874 { |
| 2872 if (li->li_tv.v_type != VAR_CLASS) | 2875 if (li->li_tv.v_type != VAR_CLASS) |