144 	struct keyring_list *klist;  in keyring_destroy()  local
157 	klist = rcu_dereference_check(keyring->payload.subscriptions,  in keyring_destroy()
159 	if (klist) {  in keyring_destroy()
160 		for (loop = klist->nkeys - 1; loop >= 0; loop--)  in keyring_destroy()
161 			key_put(klist->keys[loop]);  in keyring_destroy()
162 		kfree(klist);  in keyring_destroy()
171 	struct keyring_list *klist;  in keyring_describe()  local
180 		klist = rcu_dereference(keyring->payload.subscriptions);  in keyring_describe()
181 		if (klist)  in keyring_describe()
182 			seq_printf(m, ": %u/%u", klist->nkeys, klist->maxkeys);  in keyring_describe()
197 	struct keyring_list *klist;  in keyring_read()  local
203 	klist = rcu_dereference_locked_keyring(keyring);  in keyring_read()
204 	if (klist) {  in keyring_read()
206 		qty = klist->nkeys * sizeof(key_serial_t);  in keyring_read()
216 			for (loop = 0; loop < klist->nkeys; loop++) {  in keyring_read()
217 				key = klist->keys[loop];  in keyring_read()
519 	struct keyring_list *klist;  in __keyring_search_one()  local
529 	klist = rcu_dereference(keyring->payload.subscriptions);  in __keyring_search_one()
530 	if (klist) {  in __keyring_search_one()
531 		nkeys = klist->nkeys;  in __keyring_search_one()
534 			key = klist->keys[loop];  in __keyring_search_one()
710 	struct keyring_list *klist =  in keyring_unlink_rcu_disposal()  local
713 	if (klist->delkey != USHRT_MAX)  in keyring_unlink_rcu_disposal()
714 		key_put(klist->keys[klist->delkey]);  in keyring_unlink_rcu_disposal()
715 	kfree(klist);  in keyring_unlink_rcu_disposal()
725 	struct keyring_list *klist, *nklist;  in __key_link_begin()  local
747 	klist = rcu_dereference_locked_keyring(keyring);  in __key_link_begin()
750 	if (klist && klist->nkeys > 0) {  in __key_link_begin()
751 		for (loop = klist->nkeys - 1; loop >= 0; loop--) {  in __key_link_begin()
752 			if (klist->keys[loop]->type == type &&  in __key_link_begin()
753 			    strcmp(klist->keys[loop]->description,  in __key_link_begin()
758 				size = sizeof(struct key *) * klist->maxkeys;  in __key_link_begin()
759 				size += sizeof(*klist);  in __key_link_begin()
763 				nklist = kmemdup(klist, size, GFP_KERNEL);  in __key_link_begin()
768 				klist->delkey = nklist->delkey = loop;  in __key_link_begin()
781 	if (klist && klist->nkeys < klist->maxkeys) {  in __key_link_begin()
788 		if (klist)  in __key_link_begin()
789 			max += klist->maxkeys;  in __key_link_begin()
794 		size = sizeof(*klist) + sizeof(struct key *) * max;  in __key_link_begin()
804 		if (klist) {  in __key_link_begin()
805 			memcpy(nklist->keys, klist->keys,  in __key_link_begin()
806 			       sizeof(struct key *) * klist->nkeys);  in __key_link_begin()
807 			nklist->delkey = klist->nkeys;  in __key_link_begin()
808 			nklist->nkeys = klist->nkeys + 1;  in __key_link_begin()
809 			klist->delkey = USHRT_MAX;  in __key_link_begin()
864 	struct keyring_list *klist, *nklist;  in __key_link()  local
871 	klist = rcu_dereference_locked_keyring(keyring);  in __key_link()
887 		if (klist) {  in __key_link()
889 			       klist->delkey, klist->nkeys, klist->maxkeys);  in __key_link()
890 			call_rcu(&klist->rcu, keyring_unlink_rcu_disposal);  in __key_link()
894 		klist->keys[klist->nkeys] = key;  in __key_link()
896 		klist->nkeys++;  in __key_link()
985 	struct keyring_list *klist, *nklist;  in key_unlink()  local
997 	klist = rcu_dereference_locked_keyring(keyring);  in key_unlink()
998 	if (klist) {  in key_unlink()
1000 		for (loop = 0; loop < klist->nkeys; loop++)  in key_unlink()
1001 			if (klist->keys[loop] == key)  in key_unlink()
1011 	nklist = kmalloc(sizeof(*klist) +  in key_unlink()
1012 			 sizeof(struct key *) * klist->maxkeys,  in key_unlink()
1016 	nklist->maxkeys = klist->maxkeys;  in key_unlink()
1017 	nklist->nkeys = klist->nkeys - 1;  in key_unlink()
1021 		       &klist->keys[0],  in key_unlink()
1026 		       &klist->keys[loop + 1],  in key_unlink()
1038 	klist->delkey = loop;  in key_unlink()
1039 	call_rcu(&klist->rcu, keyring_unlink_rcu_disposal);  in key_unlink()
1058 	struct keyring_list *klist;  in keyring_clear_rcu_disposal()  local
1061 	klist = container_of(rcu, struct keyring_list, rcu);  in keyring_clear_rcu_disposal()
1063 	for (loop = klist->nkeys - 1; loop >= 0; loop--)  in keyring_clear_rcu_disposal()
1064 		key_put(klist->keys[loop]);  in keyring_clear_rcu_disposal()
1066 	kfree(klist);  in keyring_clear_rcu_disposal()
1079 	struct keyring_list *klist;  in keyring_clear()  local
1087 		klist = rcu_dereference_locked_keyring(keyring);  in keyring_clear()
1088 		if (klist) {  in keyring_clear()
1100 		if (klist)  in keyring_clear()
1101 			call_rcu(&klist->rcu, keyring_clear_rcu_disposal);  in keyring_clear()
1117 	struct keyring_list *klist;  in keyring_revoke()  local
1119 	klist = rcu_dereference_locked_keyring(keyring);  in keyring_revoke()
1124 	if (klist) {  in keyring_revoke()
1126 		call_rcu(&klist->rcu, keyring_clear_rcu_disposal);  in keyring_revoke()
1149 	struct keyring_list *klist, *new;  in keyring_gc()  local
1157 	klist = rcu_dereference_locked_keyring(keyring);  in keyring_gc()
1158 	if (!klist)  in keyring_gc()
1163 	for (loop = klist->nkeys - 1; loop >= 0; loop--)  in keyring_gc()
1164 		if (!key_is_dead(klist->keys[loop], limit))  in keyring_gc()
1167 	if (keep == klist->nkeys)  in keyring_gc()
1184 	for (loop = klist->nkeys - 1; loop >= 0; loop--) {  in keyring_gc()
1185 		key = klist->keys[loop];  in keyring_gc()
1208 	call_rcu(&klist->rcu, keyring_clear_rcu_disposal);  in keyring_gc()