bridge/netfilter/ebtables.c

684 		struct ebt_cl_stack *cl_s, unsigned int udc_cnt)
723 			if ((char *)(cl_s[i].cs.chaininfo) > (char *)e)
728 			hookmask = cl_s[i - 1].hookmask;
800 static int check_chainloops(const struct ebt_entries *chain, struct ebt_cl_stack *cl_s,
811 			e = cl_s[chain_nr].cs.e;
812 			if (cl_s[chain_nr].from != -1)
814 				cl_s[cl_s[chain_nr].from].cs.chaininfo->nentries;
817 			pos = cl_s[chain_nr].cs.n;
819 			cl_s[chain_nr].cs.n = 0;
820 			chain_nr = cl_s[chain_nr].from;
836 				if (hlp2 == cl_s[i].cs.chaininfo)
842 			if (cl_s[i].cs.n)
845 			if (cl_s[i].hookmask & (1 << hooknr))
848 			cl_s[i].cs.n = pos + 1;
850 			cl_s[i].cs.e = ebt_next_entry(e);
853 			cl_s[i].from = chain_nr;
856 			cl_s[i].hookmask |= (1 << hooknr);
872 	struct ebt_cl_stack *cl_s = NULL; /* used in the checking for chain loops */
941 		cl_s = vmalloc(array_size(udc_cnt, sizeof(*cl_s)));
942 		if (!cl_s)
946 		   ebt_get_udc_positions, newinfo, &i, cl_s);
949 			vfree(cl_s);
958 			   cl_s, udc_cnt, i, newinfo->entries)) {
959 				vfree(cl_s);
977 	   ebt_check_entry, net, newinfo, name, &i, cl_s, udc_cnt);
982 	vfree(cl_s);