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vim-patch:9.0.1444: crash when passing NULL to setcmdline() (#23048)

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Problem:    Crash when passing NULL to setcmdline(). (Andreas Louv)
Solution:   Use tv_get_string() instead of using v_string directly.
            (closes vim/vim#12231, closes vim/vim#12227)

ac6cd31afc
This commit is contained in:
zeertzjq
2023-04-12 23:51:43 +08:00
committed by GitHub
parent cdc028e97d
commit 23e9d625cf
2 changed files with 10 additions and 1 deletions
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3
src/nvim/ex_getln.c
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@@ -4209,7 +4209,8 @@ void f_setcmdline(typval_T *argvars, typval_T *rettv, EvalFuncData fptr)
}
}
rettv->vval.v_number = set_cmdline_str(argvars[0].vval.v_string, pos);
// Use tv_get_string() to handle a NULL string like an empty string.
rettv->vval.v_number = set_cmdline_str(tv_get_string(&argvars[0]), pos);
}
/// "setcmdpos()" function