Optimize code

Signed-off-by: Jianhui Zhao <zhaojh329@gmail.com>

src/uhttpd.c

@@ -175,7 +175,6 @@ static int uh_load_plugin(struct uh_server *srv, const char *path)
     }
 
     p->next = srv->plugins;
-    srv->plugins->prev = p;
     srv->plugins = p;
 
     return 0;
@@ -204,7 +203,6 @@ static int uh_add_path_handler(struct uh_server *srv, const char *path, uh_path_
     }
 
     h->next = srv->handlers;
-    srv->handlers->prev = h;
     srv->handlers = h;
 
     return 0;

src/uhttpd.h

@@ -41,7 +41,6 @@ struct uh_plugin_handler {
 struct uh_plugin {
     struct uh_plugin_handler *h;
     void *dlh;
-    struct uh_plugin *prev;
     struct uh_plugin *next;
 };
 
@@ -52,7 +51,6 @@ enum {
 
 struct uh_path_handler {
     uh_path_handler_prototype handler;
-    struct uh_path_handler *prev;
     struct uh_path_handler *next;
     char path[0];
 };