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patch 8.1.0068: nasty autocommands can still cause using freed memory

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Problem:    Nasty autocommands can still cause using freed memory.
Solution:   Disallow using setloclist() and setqflist() recursively.
This commit is contained in:
Bram Moolenaar 2018-06-17 19:22:52 +02:00
parent a5616b0136
commit 2f82ca7d79
2 changed files with 9 additions and 1 deletions
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8
src/evalfunc.c
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@ -10621,6 +10621,7 @@ set_qf_ll_list(
static char *e_invact = N_("E927: Invalid action: '%s'");
char_u *act;
int action = 0;
static int recursive = 0;
#endif
rettv->vval.v_number = -1;
@ -10628,6 +10629,8 @@ set_qf_ll_list(
#ifdef FEAT_QUICKFIX
if (list_arg->v_type != VAR_LIST)
EMSG(_(e_listreq));
else if (recursive != 0)
EMSG(_(e_au_recursive));
else
{
list_T *l = list_arg->vval.v_list;
@ -10662,9 +10665,12 @@ set_qf_ll_list(
}
}
++recursive;
if (l != NULL && action && valid_dict && set_errorlist(wp, l, action,
(char_u *)(wp == NULL ? ":setqflist()" : ":setloclist()"), d) == OK)
(char_u *)(wp == NULL ? ":setqflist()" : ":setloclist()"),
d) == OK)
rettv->vval.v_number = 0;
--recursive;
}
#endif
}

2
src/version.c
View File

@ -761,6 +761,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
68,
/**/
67,
/**/