1982 	struct ip_sf_socklist *psl;  in ip_mc_source()  local
2027 	psl = rtnl_dereference(pmc->sflist);  in ip_mc_source()
2029 		if (!psl)  in ip_mc_source()
2032 		for (i = 0; i < psl->sl_count; i++) {  in ip_mc_source()
2033 			rv = memcmp(&psl->sl_addr[i], &mreqs->imr_sourceaddr,  in ip_mc_source()
2042 		if (psl->sl_count == 1 && omode == MCAST_INCLUDE) {  in ip_mc_source()
2051 		for (j = i+1; j < psl->sl_count; j++)  in ip_mc_source()
2052 			psl->sl_addr[j-1] = psl->sl_addr[j];  in ip_mc_source()
2053 		psl->sl_count--;  in ip_mc_source()
2059 	if (psl && psl->sl_count >= sysctl_igmp_max_msf) {  in ip_mc_source()
2063 	if (!psl || psl->sl_count == psl->sl_max) {  in ip_mc_source()
2067 		if (psl)  in ip_mc_source()
2068 			count += psl->sl_max;  in ip_mc_source()
2076 		if (psl) {  in ip_mc_source()
2077 			for (i = 0; i < psl->sl_count; i++)  in ip_mc_source()
2078 				newpsl->sl_addr[i] = psl->sl_addr[i];  in ip_mc_source()
2080 			atomic_sub(IP_SFLSIZE(psl->sl_max), &sk->sk_omem_alloc);  in ip_mc_source()
2081 			kfree_rcu(psl, rcu);  in ip_mc_source()
2084 		psl = newpsl;  in ip_mc_source()
2087 	for (i = 0; i < psl->sl_count; i++) {  in ip_mc_source()
2088 		rv = memcmp(&psl->sl_addr[i], &mreqs->imr_sourceaddr,  in ip_mc_source()
2095 	for (j = psl->sl_count-1; j >= i; j--)  in ip_mc_source()
2096 		psl->sl_addr[j+1] = psl->sl_addr[j];  in ip_mc_source()
2097 	psl->sl_addr[i] = mreqs->imr_sourceaddr;  in ip_mc_source()
2098 	psl->sl_count++;  in ip_mc_source()
2117 	struct ip_sf_socklist *newpsl, *psl;  in ip_mc_msfilter()  local
2175 	psl = rtnl_dereference(pmc->sflist);  in ip_mc_msfilter()
2176 	if (psl) {  in ip_mc_msfilter()
2178 			psl->sl_count, psl->sl_addr, 0);  in ip_mc_msfilter()
2180 		atomic_sub(IP_SFLSIZE(psl->sl_max), &sk->sk_omem_alloc);  in ip_mc_msfilter()
2181 		kfree_rcu(psl, rcu);  in ip_mc_msfilter()
2203 	struct ip_sf_socklist *psl;  in ip_mc_msfget()  local
2230 	psl = rtnl_dereference(pmc->sflist);  in ip_mc_msfget()
2232 	if (!psl) {  in ip_mc_msfget()
2236 		count = psl->sl_count;  in ip_mc_msfget()
2239 	len = copycount * sizeof(psl->sl_addr[0]);  in ip_mc_msfget()
2246 	    copy_to_user(&optval->imsf_slist[0], psl->sl_addr, len))  in ip_mc_msfget()
2262 	struct ip_sf_socklist *psl;  in ip_mc_gsfget()  local
2283 	psl = rtnl_dereference(pmc->sflist);  in ip_mc_gsfget()
2285 	count = psl ? psl->sl_count : 0;  in ip_mc_gsfget()
2298 		psin->sin_addr.s_addr = psl->sl_addr[i];  in ip_mc_gsfget()
2315 	struct ip_sf_socklist *psl;  in ip_mc_sf_allow()  local
2332 	psl = rcu_dereference(pmc->sflist);  in ip_mc_sf_allow()
2334 	if (!psl)  in ip_mc_sf_allow()
2337 	for (i = 0; i < psl->sl_count; i++) {  in ip_mc_sf_allow()
2338 		if (psl->sl_addr[i] == rmt_addr)  in ip_mc_sf_allow()
2342 	if (pmc->sfmode == MCAST_INCLUDE && i >= psl->sl_count)  in ip_mc_sf_allow()
2344 	if (pmc->sfmode == MCAST_EXCLUDE && i < psl->sl_count)  in ip_mc_sf_allow()