Refactor: Move http_buf_alloc and http_buf_free to http_server.h as static inline function

Signed-off-by: Nick Huang <[email protected]>

Author: yaodehaung

http_server.h

@@ -12,4 +12,13 @@ struct http_server_param {
 
 extern int http_server_daemon(void *arg);
 
+static inline void *http_buf_alloc(gfp_t gfp_mask, void *pool_data)
+{
+    return kzalloc(RECV_BUFFER_SIZE, gfp_mask);
+}
+
+static inline void http_buf_free(void *element, void *pool_data)
+{
+    kfree(element);
+}
 #endif

main.c

@@ -157,26 +157,13 @@ static void close_listen_socket(struct socket *socket)
     sock_release(socket);
 }
 
-
-static void *http_buf_alloc(gfp_t gfp_mask, void *pool_data)
-{
-    return kzalloc(RECV_BUFFER_SIZE, gfp_mask);
-}
-
-static void http_buf_free(void *element, void *pool_data)
-{
-    kfree(element);
-}
-
 static int __init khttpd_init(void)
 {
     if (!(http_buf_pool = mempool_create(POOL_MIN_NR, http_buf_alloc,
                                          http_buf_free, NULL))) {
         pr_err("failed to create mempool\n");
         return -ENOMEM;
     }
-
-
     int err = open_listen_socket(port, backlog, &listen_socket);
     if (err < 0) {
         pr_err("can't open listen socket\n");