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Fixed panic on hook disconnection that previous revision has introduced.

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This commit is contained in:
Ruslan Ermilov 2003-12-19 15:09:12 +00:00
parent c7148de1a6
commit 05f768d918
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=123670
1 changed files with 8 additions and 5 deletions
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13
sys/netgraph/ng_etf.c
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@ -466,15 +466,18 @@ ng_etf_disconnect(hook_p hook)
{
const etf_p etfp = NG_NODE_PRIVATE(NG_HOOK_NODE(hook));
int i;
struct filter *fil;
struct filter *fil1, *fil2;
/* purge any rules that refer to this filter */
for (i = 0; i < HASHSIZE; i++) {
LIST_FOREACH(fil, (etfp->hashtable + i), next) {
if (fil->match_hook == hook) {
LIST_REMOVE(fil, next);
FREE(fil, M_NETGRAPH_ETF);
fil1 = LIST_FIRST(&etfp->hashtable[i]);
while (fil1 != NULL) {
fil2 = LIST_NEXT(fil1, next);
if (fil1->match_hook == hook) {
LIST_REMOVE(fil1, next);
FREE(fil1, M_NETGRAPH_ETF);
}
fil1 = fil2;
}
}