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Fix possible crash when old value pointer is not updated after array resize.

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This commit is contained in:
Alexander V. Chernikov 2014-10-07 18:22:05 +00:00
parent 79e86902e9
commit eadf3b965c
1 changed files with 10 additions and 1 deletions
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11
sys/netpfil/ipfw/ip_fw_table_value.c
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@ -555,8 +555,17 @@ ipfw_link_table_values(struct ip_fw_chain *ch, struct tableop_state *ts)
/* Let's try to link values */
for (i = 0; i < count; i++) {
ptei = &tei[i];
if (ptei->value != 0)
if (ptei->value != 0) {
/*
* We may be here after several process restarts,
* so we need to update all fields that might
* have changed.
*/
ptv = (struct table_val_link *)ptei->ptv;
ptv->pval = &pval[i];
continue;
}
/* Check if record has appeared */
mask_table_value(ptei->pvalue, &tval, ts->vmask);