Remove warning

diff --git a/fs_test/lwext4_server.c b/fs_test/lwext4_server.c
index 9c1897a3b0ba935804d07027f7e54377cc697e3c..d1041f110e3202015317f8efa4ae7b6231020e55 100644 (file)
--- a/fs_test/lwext4_server.c
+++ b/fs_test/lwext4_server.c
@@ -810,7 +810,7 @@ int _dir_entry_get(char *p)
     int idx = 0;\r
     ext4_direntry *d;\r
 \r
-    while (d = ext4_dir_entry_next(&dir_tab[did].fd)) {\r
+    while ((d = ext4_dir_entry_next(&dir_tab[did].fd)) != NULL) {\r
 \r
         idx++;\r
         memcpy(name, d->name, d->name_length);\r