net/key/af_key.c

86 			pfk->dump.skb = NULL;
89 		pfk->dump.dump = NULL;
90 		pfk->dump.done = NULL;
153 	if (sk == NULL)
182 	sock->sk = NULL;
263 	if (one_sk != NULL)
298 		pfk->dump.skb = NULL;
466 	struct xfrm_user_sec_ctx *uctx = NULL;
472 		return NULL;
534 			if (ext_hdrs[ext_type-1] != NULL)
661 	if (sa == NULL)
662 		return NULL;
666 		return NULL;
670 	if (addr == NULL)
671 		return NULL;
684 		xaddr = NULL;
688 		return NULL;
777 	struct xfrm_encap_tmpl *natt = NULL;
826 	if (skb == NULL)
1112 	if (key != NULL &&
1117 	if (key != NULL &&
1123 	if (x == NULL)
1138 	if (lifetime != NULL) {
1145 	if (lifetime != NULL) {
1153 	if (sec_ctx != NULL) {
1312 	struct xfrm_state *x = NULL;
1319 	xfrm_address_t *xsaddr = NULL, *xdaddr = NULL;
1329 	if ((sa2 = ext_hdrs[SADB_X_EXT_SA2-1]) != NULL) {
1360 			x = NULL;
1367 	if (x == NULL)
1379 	err = verify_spi_info(x->id.proto, min_spi, max_spi, NULL);
1385 	err = xfrm_alloc_spi(x, min_spi, max_spi, NULL);
1421 	if (x == NULL)
1491 	pfkey_broadcast(skb, GFP_ATOMIC, BROADCAST_ALL, NULL, xs_net(x));
1546 	if (x == NULL)
1587 	if (x == NULL)
1752 	pfkey_broadcast(skb, GFP_ATOMIC, BROADCAST_ALL, NULL, c->net);
1781 	km_state_notify(NULL, &c);
1832 	struct xfrm_address_filter *filter = NULL;
1836 	if (pfk->dump.dump != NULL) {
1858 		if (filter == NULL) {
1904 	pfkey_broadcast(skb, GFP_KERNEL, BROADCAST_ALL, NULL, sock_net(sk));
2058 	if (skb == NULL)
2240 	pfkey_broadcast(out_skb, GFP_ATOMIC, BROADCAST_ALL, NULL, xp_net(xp));
2268 	if (xp == NULL)
2298 	if (sec_ctx != NULL) {
2317 	if ((lifetime = ext_hdrs[SADB_EXT_LIFETIME_HARD-1]) != NULL) {
2323 	if ((lifetime = ext_hdrs[SADB_EXT_LIFETIME_SOFT-1]) != NULL) {
2370 	struct xfrm_sec_ctx *pol_ctx = NULL;
2400 	if (sec_ctx != NULL) {
2416 	if (xp == NULL)
2632 			    kma ? &k : NULL, net, NULL, 0, NULL);
2655 	if ((pol = ext_hdrs[SADB_X_EXT_POLICY-1]) == NULL)
2665 	if (xp == NULL)
2741 	if (pfk->dump.dump != NULL) {
2773 	pfkey_broadcast(skb_out, GFP_ATOMIC, BROADCAST_ALL, NULL, c->net);
2797 	km_policy_notify(NULL, 0, &c);
2813 	[SADB_EXPIRE]		= NULL,
2817 	[SADB_X_PCHANGE]	= NULL,
2822 	[SADB_X_SPDACQUIRE]	= NULL,
2840 			BROADCAST_PROMISC_ONLY, NULL, sock_net(sk));
2854 	struct sadb_msg *hdr = NULL;
2864 			hdr = NULL;
2870 			hdr = NULL;
3068 	pfkey_broadcast(out_skb, GFP_ATOMIC, BROADCAST_REGISTERED, NULL,
3186 	if (skb == NULL)
3261 	return pfkey_broadcast(skb, GFP_ATOMIC, BROADCAST_REGISTERED, NULL,
3277 			return NULL;
3284 			return NULL;
3290 		return NULL;
3299 		return NULL;
3302 	if (xp == NULL) {
3304 		return NULL;
3350 	return NULL;
3363 	struct xfrm_encap_tmpl *natt = NULL;
3390 	if (skb == NULL)
3458 	return pfkey_broadcast(skb, GFP_ATOMIC, BROADCAST_REGISTERED, NULL,
3568 	if (k != NULL) {
3597 	if (skb == NULL)
3611 	if (k != NULL && (set_sadb_kmaddress(skb, k) < 0))
3650 	pfkey_broadcast(skb, GFP_ATOMIC, BROADCAST_ALL, NULL, &init_net);
3671 	struct sk_buff *skb = NULL;
3672 	struct sadb_msg *hdr = NULL;
3686 	if (skb == NULL)
3722 	if (skb == NULL)
3740 	if (pfk->dump.dump != NULL &&
3833 	if (e == NULL)