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| author | Bram Moolenaar <Bram@vim.org> | 2017-04-20 22:57:27 +0200 |
|---|---|---|
| committer | Bram Moolenaar <Bram@vim.org> | 2017-04-20 22:57:27 +0200 |
| commit | a701b3b6f0f06ac0c9fcc75c6c34a1258fc3b1a2 (patch) | |
| tree | 23d623833093529287f373c9428ebad70ddb6835 /src/misc1.c | |
| parent | 99895eac1cf71be43ece7e14b50e206e041fbe9f (diff) | |
| download | vim-git-a701b3b6f0f06ac0c9fcc75c6c34a1258fc3b1a2.tar.gz | |
patch 8.0.0575: using freed memory when resetting 'indentexpr'v8.0.0575
Problem: Using freed memory when resetting 'indentexpr' while evaluating
it. (Dominique Pelle)
Solution: Make a copy of 'indentexpr'.
Diffstat (limited to 'src/misc1.c')
| -rw-r--r-- | src/misc1.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/src/misc1.c b/src/misc1.c index 951467d94..1a220e1eb 100644 --- a/src/misc1.c +++ b/src/misc1.c @@ -9252,6 +9252,7 @@ find_match(int lookfor, linenr_T ourscope) get_expr_indent(void) { int indent; + char_u *inde_copy; pos_T save_pos; colnr_T save_curswant; int save_set_curswant; @@ -9268,7 +9269,16 @@ get_expr_indent(void) if (use_sandbox) ++sandbox; ++textlock; - indent = (int)eval_to_number(curbuf->b_p_inde); + + /* Need to make a copy, the 'indentexpr' option could be changed while + * evaluating it. */ + inde_copy = vim_strsave(curbuf->b_p_inde); + if (inde_copy != NULL) + { + indent = (int)eval_to_number(inde_copy); + vim_free(inde_copy); + } + if (use_sandbox) --sandbox; --textlock; |