fixes an ast_netsock_list memory leak.

ABE-1998
Review: https://reviewboard.asterisk.org/r/395/



git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@222873 65c4cc65-6c06-0410-ace0-fbb531ad65f3

include/asterisk/netsock.h

@@ -45,8 +45,6 @@ struct ast_netsock *ast_netsock_bind(struct ast_netsock_list *list, struct io_co
 struct ast_netsock *ast_netsock_bindaddr(struct ast_netsock_list *list, struct io_context *ioc,
 					 struct sockaddr_in *bindaddr, int tos, int cos, ast_io_cb callback, void *data);
 
-int ast_netsock_free(struct ast_netsock_list *list, struct ast_netsock *netsock);
-
 int ast_netsock_release(struct ast_netsock_list *list);
 
 struct ast_netsock *ast_netsock_find(struct ast_netsock_list *list,

main/netsock.c

@@ -81,6 +81,7 @@ int ast_netsock_release(struct ast_netsock_list *list)
 {
 	ASTOBJ_CONTAINER_DESTROYALL(list, ast_netsock_destroy);
 	ASTOBJ_CONTAINER_DESTROY(list);
+	ast_free(list);
 
 	return 0;
 }