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patch 9.0.0949: crash when unletting a variable while listing variables

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Problem:    Crash when unletting a variable while listing variables.
Solution:   Disallow changing a hashtable while going over the entries.
            (closes #11435)
This commit is contained in:
Bram Moolenaar
2022-11-25 16:31:51 +00:00
parent c1cf4c9107
commit ef2c325f5e
21 changed files with 143 additions and 68 deletions
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4
src/textprop.c
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@@ -1789,7 +1789,7 @@ prop_type_set(typval_T *argvars, int add)
}
hash_init(*htp);
}
hash_add(*htp, PT2HIKEY(prop));
hash_add(*htp, PT2HIKEY(prop), "prop type");
}
else
{
@@ -1924,7 +1924,7 @@ f_prop_type_delete(typval_T *argvars, typval_T *rettv UNUSED)
ht = buf->b_proptypes;
VIM_CLEAR(buf->b_proparray);
}
hash_remove(ht, hi);
hash_remove(ht, hi, "prop type delete");
vim_free(prop);
}
}