2305 	struct ip_sf_socklist *psl;  in ip_mc_source()  local
2350 	psl = rtnl_dereference(pmc->sflist);  in ip_mc_source()
2352 		if (!psl)  in ip_mc_source()
2355 		for (i = 0; i < psl->sl_count; i++) {  in ip_mc_source()
2356 			rv = memcmp(&psl->sl_addr[i], &mreqs->imr_sourceaddr,  in ip_mc_source()
2365 		if (psl->sl_count == 1 && omode == MCAST_INCLUDE) {  in ip_mc_source()
2374 		for (j = i+1; j < psl->sl_count; j++)  in ip_mc_source()
2375 			psl->sl_addr[j-1] = psl->sl_addr[j];  in ip_mc_source()
2376 		psl->sl_count--;  in ip_mc_source()
2382 	if (psl && psl->sl_count >= net->ipv4.sysctl_igmp_max_msf) {  in ip_mc_source()
2386 	if (!psl || psl->sl_count == psl->sl_max) {  in ip_mc_source()
2390 		if (psl)  in ip_mc_source()
2391 			count += psl->sl_max;  in ip_mc_source()
2400 		if (psl) {  in ip_mc_source()
2401 			for (i = 0; i < psl->sl_count; i++)  in ip_mc_source()
2402 				newpsl->sl_addr[i] = psl->sl_addr[i];  in ip_mc_source()
2404 			atomic_sub(struct_size(psl, sl_addr, psl->sl_max),  in ip_mc_source()
2406 			kfree_rcu(psl, rcu);  in ip_mc_source()
2409 		psl = newpsl;  in ip_mc_source()
2412 	for (i = 0; i < psl->sl_count; i++) {  in ip_mc_source()
2413 		rv = memcmp(&psl->sl_addr[i], &mreqs->imr_sourceaddr,  in ip_mc_source()
2420 	for (j = psl->sl_count-1; j >= i; j--)  in ip_mc_source()
2421 		psl->sl_addr[j+1] = psl->sl_addr[j];  in ip_mc_source()
2422 	psl->sl_addr[i] = mreqs->imr_sourceaddr;  in ip_mc_source()
2423 	psl->sl_count++;  in ip_mc_source()
2442 	struct ip_sf_socklist *newpsl, *psl;  in ip_mc_msfilter()  local
2503 	psl = rtnl_dereference(pmc->sflist);  in ip_mc_msfilter()
2504 	if (psl) {  in ip_mc_msfilter()
2506 			psl->sl_count, psl->sl_addr, 0);  in ip_mc_msfilter()
2508 		atomic_sub(struct_size(psl, sl_addr, psl->sl_max),  in ip_mc_msfilter()
2510 		kfree_rcu(psl, rcu);  in ip_mc_msfilter()
2532 	struct ip_sf_socklist *psl;  in ip_mc_msfget()  local
2559 	psl = rtnl_dereference(pmc->sflist);  in ip_mc_msfget()
2560 	if (!psl) {  in ip_mc_msfget()
2564 		count = psl->sl_count;  in ip_mc_msfget()
2567 	len = flex_array_size(psl, sl_addr, copycount);  in ip_mc_msfget()
2574 	    copy_to_user(&optval->imsf_slist_flex[0], psl->sl_addr, len))  in ip_mc_msfget()
2589 	struct ip_sf_socklist *psl;  in ip_mc_gsfget()  local
2608 	psl = rtnl_dereference(pmc->sflist);  in ip_mc_gsfget()
2609 	count = psl ? psl->sl_count : 0;  in ip_mc_gsfget()
2618 		psin->sin_addr.s_addr = psl->sl_addr[i];  in ip_mc_gsfget()
2633 	struct ip_sf_socklist *psl;  in ip_mc_sf_allow()  local
2651 	psl = rcu_dereference(pmc->sflist);  in ip_mc_sf_allow()
2653 	if (!psl)  in ip_mc_sf_allow()
2656 	for (i = 0; i < psl->sl_count; i++) {  in ip_mc_sf_allow()
2657 		if (psl->sl_addr[i] == rmt_addr)  in ip_mc_sf_allow()
2661 	if (pmc->sfmode == MCAST_INCLUDE && i >= psl->sl_count)  in ip_mc_sf_allow()
2663 	if (pmc->sfmode == MCAST_EXCLUDE && i < psl->sl_count)  in ip_mc_sf_allow()