diff --git a/cache.c b/cache.c
index c1e1d9a..aac3991 100644
--- a/cache.c
+++ b/cache.c
@@ -107,6 +107,7 @@ static void cache_invalidate_dir(const char *path)
 
 static void cache_do_rename(const char *from, const char *to, unsigned int flags)
 {
+    (void) flags;  //< TODO(colin): is this safe to ignore?
     pthread_mutex_lock(&cache.lock);
     cache_purge(from);
     cache_purge(to);
@@ -129,11 +130,9 @@ static struct node *cache_get(const char *path)
 void cache_add_attr(const char *path, const struct stat *stbuf)
 {
     struct node *node;
-    time_t now;
 
     pthread_mutex_lock(&cache.lock);
     node = cache_get(path);
-    now = time(NULL);
     if (stbuf) {
       node->stat = *stbuf;
       node->not_found = 0;
@@ -150,11 +149,9 @@ void cache_add_attr(const char *path, const struct stat *stbuf)
 void cache_add_dir(const char *path, char **dir)
 {
     struct node *node;
-    time_t now;
 
     pthread_mutex_lock(&cache.lock);
     node = cache_get(path);
-    now = time(NULL);
     g_strfreev(node->dir);
     node->dir = dir;
     node->not_found = 0;
@@ -175,11 +172,9 @@ static size_t my_strnlen(const char *s, size_t maxsize)
 void cache_add_link(const char *path, const char *link, size_t size)
 {
     struct node *node;
-    time_t now;
 
     pthread_mutex_lock(&cache.lock);
     node = cache_get(path);
-    now = time(NULL);
     g_free(node->link);
     node->link = g_strndup(link, my_strnlen(link, size-1));
     node->not_found = 0;