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| author | zeertzjq <zeertzjq@outlook.com> | 2023-04-16 08:58:37 +0800 |
|---|---|---|
| committer | zeertzjq <zeertzjq@outlook.com> | 2023-04-16 10:15:13 +0800 |
| commit | d13222649a2145272f14675d9bbf64bb72c43f64 (patch) | |
| tree | f5a1ccab132e57069b07788b412a908ea18cece6 /src/nvim/eval/funcs.c | |
| parent | 6adfd24a066c207334609a6b149ada19c0f568d4 (diff) | |
| download | rneovim-d13222649a2145272f14675d9bbf64bb72c43f64.tar.gz rneovim-d13222649a2145272f14675d9bbf64bb72c43f64.tar.bz2 rneovim-d13222649a2145272f14675d9bbf64bb72c43f64.zip | |
vim-patch:8.2.1945: crash when passing NULL function to reduce()
Problem: Crash when passing NULL function to reduce().
Solution: Check for NULL pointer and give an error. (Dominique Pellé,
closes vim/vim#7243)
https://github.com/vim/vim/commit/0d90e728fe089ff1bb34d6a17f5591a96b57f734
Co-authored-by: Bram Moolenaar <Bram@vim.org>
Diffstat (limited to 'src/nvim/eval/funcs.c')
| -rw-r--r-- | src/nvim/eval/funcs.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/nvim/eval/funcs.c b/src/nvim/eval/funcs.c index 23d0242ce4..f94725e1cc 100644 --- a/src/nvim/eval/funcs.c +++ b/src/nvim/eval/funcs.c @@ -150,6 +150,8 @@ static const char *e_invalwindow = N_("E957: Invalid window number"); static const char *e_reduceempty = N_("E998: Reduce of an empty %s with no initial value"); static const char e_using_number_as_bool_nr[] = N_("E1023: Using a Number as a Bool: %d"); +static const char e_missing_function_argument[] + = N_("E1132: Missing function argument"); /// Dummy va_list for passing to vim_snprintf /// @@ -6244,8 +6246,9 @@ static void f_reduce(typval_T *argvars, typval_T *rettv, EvalFuncData fptr) } else { func_name = tv_get_string(&argvars[1]); } - if (*func_name == NUL) { - return; // type error or empty name + if (func_name == NULL || *func_name == NUL) { + emsg(_(e_missing_function_argument)); + return; } funcexe_T funcexe = FUNCEXE_INIT; |